🔥 Chinese Quotes ⚡ Interactive Chinese saying explained: 大智若愚。 Not a Dictionary · Sentence Card /* Reset */ .nad-card, .nad-card * { box-sizing: border-box !important; margin: 0; padding: 0; } .nad-card { width: 100% !important; max-width: 100% !important; background: #ffffff; padding: 16px 12px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #18181b; } /* 1. HEADER PHRASE */ .nad-phrase-wrapper { display: flex; flex-direction: column; gap: 8px; width: 100%; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px dashed #e4e4e7; } .nad-phrase-wrapper.hidden { display: none !important; } .nad-chinese-sentence { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 5px; width: 100%; } .nad-word { font-size: 1.05rem; font-weight: 700; padding: 3px 6px; border-radius: 6px; line-height: 1.2; display: inline-flex; align-items: center; } .nad-punct { font-size: 1.05rem; font-weight: 700; color: #a1a1aa; padding: 0 1px; } /* Word Colors */ .w-1 { background: #fef08a; color: #854d0e; } .w-2 { background: #e0f2fe; color: #0369a1; } .w-3 { background: #fce7f3; color: #9d174d; } .w-4 { background: #dcfce7; color: #15803d; } .nad-translation { width: 100%; background: #f4f4f5; color: #3f3f46; font-size: 0.85rem; font-weight: 500; padding: 8px 12px; border-radius: 100px; text-align: left; } /* 2. TABS CONTAINER */ .nad-tabs-container { width: 100%; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid #f4f4f5; } .nad-tab-btn { background: #f4f4f5; border: none; border-radius: 6px; font-weight: 800; text-transform: uppercase; color: #71717a; cursor: pointer; transition: background 0.15s ease, color 0.15s ease; } .nad-tab-btn.active { background: #ffe043; color: #09090b; } /* DESKTOP Grid — 3 columns */ @media (min-width: 641px) { .nad-tabs-container { display: grid !important; grid-template-columns: repeat(3, 1fr); gap: 5px; } .nad-tab-btn { padding: 10px 4px; font-size: 0.72rem; letter-spacing: -0.2px; text-align: center; display: flex; align-items: center; justify-content: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } } /* MOBILE Scroll */ @media (max-width: 640px) { .nad-card { padding: 10px 4px !important; } .nad-tabs-container { display: flex !important; flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; gap: 5px; scrollbar-width: none; padding-left: 2px; padding-right: 2px; } .nad-tabs-container::-webkit-scrollbar { display: none; } .nad-tab-btn { padding: 7px 10px; font-size: 0.7rem; white-space: nowrap !important; flex-shrink: 0 !important; touch-action: pan-x; } .nad-highlight-box { padding: 10px 8px; } } /* 3. TAB PANELS */ .nad-tab-panel { display: none; width: 100%; } .nad-tab-panel.active { display: block; } /* BREAKDOWN: Flow Grid */ .nad-breakdown-flow { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; width: 100%; } .nad-b-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 8px; font-size: 0.95rem; cursor: pointer; user-select: none; } .nad-b-chip .b-zh { font-size: 1.25rem; font-weight: 700; line-height: 1; } .nad-b-chip .b-py { font-size: 0.75rem; background: #ffffff; padding: 2px 6px; border-radius: 100px; font-weight: 600; opacity: 0.9; } .nad-b-chip .b-gl { font-size: 0.78rem; font-weight: 500; opacity: 0.85; } .nad-b-chip .b-audio { font-size: 0.8rem; opacity: 0.4; margin-left: 2px; } /* TEXT CONTENT LAYOUTS */ .nad-text-block { font-size: 0.92rem; line-height: 1.6; color: #27272a; } .nad-text-block p { margin-bottom: 10px; } .nad-highlight-box { background: #fafafa; border: 1px solid #f4f4f5; border-radius: 8px; padding: 12px; margin-bottom: 12px; } .nad-box-title { font-size: 0.95rem; font-weight: 700; color: #09090b; margin-bottom: 4px; } .nad-inline-chip { background: #ffe043; color: #09090b; font-weight: 700; padding: 1px 5px; border-radius: 4px; font-size: 0.85rem; } /* BUILD IT */ .nad-quiz-wrapper { display: flex; flex-direction: column; gap: 10px; width: 100%; } .nad-quiz-hint { background: #fcfcfc; border: 1px solid #f4f4f5; border-radius: 6px; padding: 8px 10px; width: 100%; } .nad-quiz-title { font-size: 0.6rem; font-weight: 800; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; } .nad-quiz-instruction { font-size: 0.85rem; font-weight: 500; color: #52525b; margin-top: 2px; } .nad-quiz-box { min-height: 70px; background: #fafafa; border: 2px dashed #e4e4e7; border-radius: 10px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; align-content: flex-start; width: 100%; transition: all 0.2s ease; } .nad-quiz-box.state-error { background: #fff5f5 !important; border-color: #f87171 !important; } .nad-quiz-box.state-success { background: #f0fdf4 !important; border-color: #4ade80 !important; } .nad-quiz-pool { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; min-height: 36px; } .nad-quiz-chip { background: #ffffff; border: 1px solid #e4e4e7; padding: 4px 8px; border-radius: 6px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 1px 2px rgba(0,0,0,0.03); user-select: none; width: auto; min-width: 44px; } .nad-quiz-chip .czh { font-size: 0.95rem; font-weight: 700; color: #09090b; line-height: 1.1; } .nad-quiz-chip .cpy { font-size: 0.62rem; color: #71717a; margin-top: 1px; white-space: nowrap; } .nad-quiz-actions { display: flex; gap: 6px; align-items: center; margin-top: 2px; } .nad-btn-check { background: #ffe043; color: #09090b; padding: 8px 14px; border-radius: 6px; font-size: 0.8rem; font-weight: 700; border: none; cursor: pointer; } .nad-btn-reset { background: #f4f4f5; color: #52525b; padding: 8px 12px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; border: none; cursor: pointer; } .nad-quiz-feedback { font-size: 0.82rem; font-weight: 600; margin-top: 2px; display: none; } .nad-quiz-feedback.error { color: #dc2626; display: block; } .nad-quiz-feedback.success { color: #16a34a; display: block; } .nad-footer { margin-top: 16px; padding-top: 8px; border-top: 1px solid #f4f4f5; font-size: 0.65rem; font-weight: 800; text-transform: uppercase; color: #a1a1aa; text-align: right; } 大智 若愚 。 Great wisdom appears foolish. — The wisest people often seem simple or naive. BREAKDOWN MEANING BUILD IT 大智 dà zhì great wisdom / 大智慧 🔊 若愚 ruò yú seems foolish / appears naive / 好像愚蠢 🔊 大智若愚 is a classic Chinese saying that means “Great wisdom appears foolish.” It describes people who are truly wise but do not show off their intelligence — instead, they seem simple, humble, or even naive. 大智 (“GREAT WISDOM”) 大 (great / big) + 智 (wisdom / intelligence). This is not ordinary cleverness. It is deep, profound wisdom — the kind that comes from experience, reflection, and understanding of life. 若愚 (“SEEMS FOOLISH”) 若 (like / as if) + 愚 (foolish / stupid). This means that on the surface, the person appears simple, unassuming, or even slow. They don’t try to look smart. Where does it come from? This saying comes from ancient Chinese philosophy, especially Taoism (道家) and the teachings of Laozi (老子). In the Dao De Jing (道德经), Laozi wrote: “The greatest wisdom seems like stupidity” (大智若愚). The idea is that true wisdom does not need to show off. In fact, those who constantly try to prove how smart they are often lack real depth. It is also connected to the Confucian ideal of humility and the idea that a wise person does not boast. What does it mean in everyday life? This saying is about a very specific kind of person: They don’t need to prove their intelligence. They are comfortable not being the center of attention. They listen more than they speak. They understand that you learn more by listening. They don’t argue for the sake of winning. They choose their battles wisely. They know when to stay silent. Sometimes silence is wiser than words. They see the bigger picture. They don’t get caught up in small details. Who is an example of this? An old master who speaks few words but everyone respects. A quiet colleague who never brags but always has the right answer. A leader who doesn’t shout orders but inspires through calm confidence. Forrest Gump — a character who seems slow but lives with deep wisdom. The paradox: The wisest person is often the one who does not look wise. They don’t wear their intelligence on their sleeve. They are not flashy or boastful. And that is exactly what makes them truly wise. Core Philosophy: Real wisdom is humble. It does not need to impress others. It is patient, quiet, and deep. The people who seem the most simple are often the ones who understand the most. 📝 BUILD THE SENTENCE Click the words below in the correct order to form the saying. Check Answer Reset NOT A DICTIONARY const sentenceData = [ { zh: "大智", py: "dà zhì" }, { zh: "若愚", py: "ruò yú" } ]; function playAudio(text) { if (!('speechSynthesis' in window)) return; try { window.speechSynthesis.cancel(); const utt = new SpeechSynthesisUtterance(text); utt.lang = 'zh-CN'; utt.rate = 0.9; window.speechSynthesis.speak(utt); } catch (e) {} } function switchNadTab(evt, tabId) { const card = evt.target.closest('.nad-card'); card.querySelectorAll('.nad-tab-panel').forEach(p => p.classList.remove('active')); card.querySelectorAll('.nad-tab-btn').forEach(b => b.classList.remove('active')); card.querySelector('#' + tabId).classList.add('active'); evt.currentTarget.classList.add('active'); const phraseWrapper = card.querySelector('#nadPhraseWrapper'); if (tabId === 'nad-tab-build') { phraseWrapper.classList.add('hidden'); initNadQuiz(); } else { phraseWrapper.classList.remove('hidden'); } } function initNadQuiz() { const target = document.getElementById('nadQuizTarget'); const pool = document.getElementById('nadQuizPool'); const feedback = document.getElementById('nadQuizFeedback'); if (!target || !pool) return; target.innerHTML = ''; pool.innerHTML = ''; target.className = 'nad-quiz-box'; feedback.className = 'nad-quiz-feedback'; feedback.innerHTML = ''; const shuffled = [...sentenceData].sort(() => Math.random() - 0.5); shuffled.forEach(item => { const chip = document.createElement('div'); chip.className = 'nad-quiz-chip'; chip.setAttribute('data-zh', item.zh); chip.innerHTML = `${item.zh}${item.py}`; chip.onclick = function() { playAudio(item.zh); if (chip.parentElement === pool) target.appendChild(chip); else pool.appendChild(chip); }; pool.appendChild(chip); }); } function checkNadQuiz() { const target = document.getElementById('nadQuizTarget'); const feedback = document.getElementById('nadQuizFeedback'); const userAns = Array.from(target.children).map(c => c.getAttribute('data-zh')).join(''); const correctAns = sentenceData.map(d => d.zh).join(''); if (userAns === correctAns) { target.className = 'nad-quiz-box state-success'; feedback.className = 'nad-quiz-feedback success'; feedback.innerHTML = '✓ Correct! 大智 → 若愚 🎉'; playAudio('大智若愚'); } else { target.className = 'nad-quiz-box state-error'; feedback.className = 'nad-quiz-feedback error'; feedback.innerHTML = '✕ Not quite. Try again!'; } } 48 🔗 Engage
🔥 Chinese Quotes ⚡ Interactive Chinese phrase breakdown: 民以食为天 Not a Dictionary · Sentence Card /* Reset */ .nad-card, .nad-card * { box-sizing: border-box !important; margin: 0; padding: 0; } .nad-card { width: 100% !important; max-width: 100% !important; background: #ffffff; padding: 16px 12px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #18181b; } /* 1. HEADER PHRASE */ .nad-phrase-wrapper { display: flex; flex-direction: column; gap: 8px; width: 100%; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px dashed #e4e4e7; } .nad-phrase-wrapper.hidden { display: none !important; } .nad-chinese-sentence { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 5px; width: 100%; } .nad-word { font-size: 1.05rem; font-weight: 700; padding: 3px 6px; border-radius: 6px; line-height: 1.2; display: inline-flex; align-items: center; } .nad-punct { font-size: 1.05rem; font-weight: 700; color: #a1a1aa; padding: 0 1px; } /* Word Colors */ .w-1 { background: #fef08a; color: #854d0e; } .w-2 { background: #e0f2fe; color: #0369a1; } .nad-translation { width: 100%; background: #f4f4f5; color: #3f3f46; font-size: 0.85rem; font-weight: 500; padding: 8px 12px; border-radius: 100px; text-align: left; } /* 2. TABS CONTAINER */ .nad-tabs-container { width: 100%; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid #f4f4f5; } .nad-tab-btn { background: #f4f4f5; border: none; border-radius: 6px; font-weight: 800; text-transform: uppercase; color: #71717a; cursor: pointer; transition: background 0.15s ease, color 0.15s ease; } .nad-tab-btn.active { background: #ffe043; color: #09090b; } /* DESKTOP Grid */ @media (min-width: 641px) { .nad-tabs-container { display: grid !important; grid-template-columns: repeat(5, 1fr); gap: 5px; } .nad-tab-btn { padding: 10px 4px; font-size: 0.72rem; letter-spacing: -0.2px; text-align: center; display: flex; align-items: center; justify-content: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } } /* MOBILE Scroll */ @media (max-width: 640px) { .nad-card { padding: 10px 4px !important; } .nad-tabs-container { display: flex !important; flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; gap: 5px; scrollbar-width: none; padding-left: 2px; padding-right: 2px; } .nad-tabs-container::-webkit-scrollbar { display: none; } .nad-tab-btn { padding: 7px 10px; font-size: 0.7rem; white-space: nowrap !important; flex-shrink: 0 !important; touch-action: pan-x; } .nad-highlight-box, .nad-ctx-card { padding: 10px 8px; } } /* 3. TAB PANELS */ .nad-tab-panel { display: none; width: 100%; } .nad-tab-panel.active { display: block; } /* BREAKDOWN: Flow Grid */ .nad-breakdown-flow { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; width: 100%; } .nad-b-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 8px; font-size: 0.95rem; cursor: pointer; user-select: none; } .nad-b-chip .b-zh { font-size: 1.25rem; font-weight: 700; line-height: 1; } .nad-b-chip .b-py { font-size: 0.75rem; background: #ffffff; padding: 2px 6px; border-radius: 100px; font-weight: 600; opacity: 0.9; } .nad-b-chip .b-gl { font-size: 0.82rem; font-weight: 600; } .nad-b-chip .b-audio { font-size: 0.8rem; opacity: 0.4; margin-left: 2px; } /* TEXT CONTENT LAYOUTS */ .nad-text-block { font-size: 0.92rem; line-height: 1.5; color: #27272a; } .nad-highlight-box { background: #fafafa; border: 1px solid #f4f4f5; border-radius: 8px; padding: 12px; margin-bottom: 12px; } .nad-highlight-box.yellow-border { border-left: 4px solid #ffe043; } .nad-box-title { font-size: 0.95rem; font-weight: 700; color: #09090b; margin-bottom: 4px; } .nad-box-subtitle { font-size: 0.75rem; font-weight: 700; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; } .nad-inline-chip { background: #ffe043; color: #09090b; font-weight: 700; padding: 1px 5px; border-radius: 4px; font-size: 0.85rem; } .nad-ctx-card { background: #fafafa; border: 1px solid #f4f4f5; padding: 12px; border-radius: 8px; margin-bottom: 10px; } .nad-ctx-label { font-size: 0.65rem; font-weight: 800; color: #a1a1aa; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; } .nad-ctx-cn { font-size: 1.15rem; font-weight: 700; color: #09090b; display: flex; flex-wrap: wrap; gap: 4px; align-items: center; } .nad-ctx-en { font-size: 0.85rem; color: #52525b; margin-top: 8px; } /* Interactive Context Words & Tooltips */ .nad-interactive-word { position: relative; cursor: pointer; padding: 2px 4px; border-radius: 4px; transition: background 0.15s ease; display: inline-flex; align-items: center; } .nad-interactive-word:hover { background: #f4f4f5; } .nad-interactive-word.nad-highlight { background: #ffe043; } /* Tooltip styling */ .nad-word-tooltip { position: absolute; bottom: 110%; left: 50%; transform: translateX(-50%); background: #18181b; color: #ffffff; font-size: 0.72rem; font-weight: 500; padding: 4px 8px; border-radius: 6px; white-space: nowrap; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15); pointer-events: none; opacity: 0; visibility: hidden; transition: opacity 0.15s ease, transform 0.15s ease; z-index: 10; } .nad-word-tooltip::after { content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%); border-width: 4px; border-style: solid; border-color: #18181b transparent transparent transparent; } .nad-interactive-word.active .nad-word-tooltip { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(-2px); } /* BUILD IT */ .nad-quiz-wrapper { display: flex; flex-direction: column; gap: 10px; width: 100%; } .nad-quiz-hint { background: #fcfcfc; border: 1px solid #f4f4f5; border-radius: 6px; padding: 8px 10px; width: 100%; } .nad-quiz-title { font-size: 0.6rem; font-weight: 800; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; } .nad-quiz-target-text { font-size: 0.9rem; font-weight: 700; color: #09090b; margin-top: 1px; } .nad-quiz-box { min-height: 70px; background: #fafafa; border: 2px dashed #e4e4e7; border-radius: 10px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; align-content: flex-start; width: 100%; transition: all 0.2s ease; } .nad-quiz-box.state-error { background: #fff5f5 !important; border-color: #f87171 !important; } .nad-quiz-box.state-success { background: #f0fdf4 !important; border-color: #4ade80 !important; } .nad-quiz-pool { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; min-height: 36px; } .nad-quiz-chip { background: #ffffff; border: 1px solid #e4e4e7; padding: 4px 8px; border-radius: 6px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03); user-select: none; width: auto; min-width: 44px; } .nad-quiz-chip .czh { font-size: 0.95rem; font-weight: 700; color: #09090b; line-height: 1.1; } .nad-quiz-chip .cpy { font-size: 0.62rem; color: #71717a; margin-top: 1px; white-space: nowrap; } .nad-quiz-actions { display: flex; gap: 6px; align-items: center; margin-top: 2px; } .nad-btn-check { background: #ffe043; color: #09090b; padding: 8px 14px; border-radius: 6px; font-size: 0.8rem; font-weight: 700; border: none; cursor: pointer; } .nad-btn-reset { background: #f4f4f5; color: #52525b; padding: 8px 12px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; border: none; cursor: pointer; } .nad-quiz-feedback { font-size: 0.82rem; font-weight: 600; margin-top: 2px; display: none; } .nad-quiz-feedback.error { color: #dc2626; display: block; } .nad-quiz-feedback.success { color: #16a34a; display: block; } .nad-footer { margin-top: 16px; padding-top: 8px; border-top: 1px solid #f4f4f5; font-size: 0.65rem; font-weight: 800; text-transform: uppercase; color: #a1a1aa; text-align: right; } 民 以食为天 。 The people regard food as their heaven. — Food is the primary necessity of the people. BREAKDOWN MEANING GRAMMAR EXAMPLES BUILD IT 民 mín “the people” 🔊 以食为天 yǐ shí wéi tiān “regard food as heaven” 🔊 A foundational concept in Chinese political and social philosophy, emphasizing that food is the most essential need for the people, and thus the foundation of a stable society. 民 (“THE PEOPLE”) The common populace. In classical Chinese political thought, the well-being of the 民 is the ultimate measure of a ruler’s legitimacy. 以食为天 (“REGARD AS HEAVEN”) To treat food as the highest, most fundamental priority. The phrase underscores that without sustenance, all other pursuits are meaningless. Core Philosophy: This proverb is often cited to argue that governance must first ensure the people’s basic needs (food security) before anything else. It is a timeless reminder of the importance of agriculture and food policy. Classical structure: Subject + 以…为… 民 + 以食为天 [Subject] + [regard food as heaven] This is a classical Chinese construction where the pattern 以…为… means “to regard X as Y” or “to use X as Y”. Here, it literally translates to “The people [regard] food [as] heaven.” The phrase is concise, elegant, and deeply resonant in its simplicity. EXAMPLE 1 · POLICY DISCUSSION 政府 zhèngfǔ • government 必须 bìxū • must 把 bǎ • [object marker] 农业 nóngyè • agriculture 放在 fàngzài • put at 首位 shǒuwèi • top priority , 因为 yīnwèi • because 民以食为天 mín yǐ shí wéi tiān • food is the people’s heaven 。 The government must put agriculture first, because the people regard food as their heaven. EXAMPLE 2 · DAILY WISDOM 无论 wúlùn • no matter 多 duō • how 忙 máng • busy , 也 yě • also 要 yào • need 好好 hǎohǎo • properly 吃饭 chīfàn • eat meals , 民以食为天 mín yǐ shí wéi tiān • food is paramount 。 No matter how busy you are, make sure to eat well — food is the people’s heaven. TARGET SENTENCE 民以食为天。 Check Answer Reset NOT A DICTIONARY // Данные для сборки - 2 смысловых слова const sentenceData = [ { zh: "民", py: "mín · people" }, { zh: "以食为天", py: "yǐ shí wéi tiān · regard food as heaven" } ]; function playAudio(text) { if (!('speechSynthesis' in window)) return; try { window.speechSynthesis.cancel(); const utt = new SpeechSynthesisUtterance(text); utt.lang = 'zh-CN'; utt.rate = 0.9; window.speechSynthesis.speak(utt); } catch (e) {} } function toggleTooltip(el, py) { const text = el.textContent.trim(); playAudio(text); const isActive = el.classList.contains('active'); document.querySelectorAll('.nad-interactive-word').forEach(w => w.classList.remove('active')); if (!isActive) { el.classList.add('active'); } } document.addEventListener('click', function(e) { if (!e.target.closest('.nad-interactive-word')) { document.querySelectorAll('.nad-interactive-word').forEach(w => w.classList.remove('active')); } }); function switchNadTab(evt, tabId) { const card = evt.target.closest('.nad-card'); card.querySelectorAll('.nad-tab-panel').forEach(p => p.classList.remove('active')); card.querySelectorAll('.nad-tab-btn').forEach(b => b.classList.remove('active')); card.querySelector('#' + tabId).classList.add('active'); evt.currentTarget.classList.add('active'); const phraseWrapper = card.querySelector('#nadPhraseWrapper'); if (tabId === 'nad-tab-build') { phraseWrapper.classList.add('hidden'); initNadQuiz(); } else { phraseWrapper.classList.remove('hidden'); } } function initNadQuiz() { const target = document.getElementById('nadQuizTarget'); const pool = document.getElementById('nadQuizPool'); const feedback = document.getElementById('nadQuizFeedback'); if (!target || !pool) return; target.innerHTML = ''; pool.innerHTML = ''; target.className = 'nad-quiz-box'; feedback.className = 'nad-quiz-feedback'; feedback.innerHTML = ''; const shuffled = [...sentenceData].sort(() => Math.random() - 0.5); shuffled.forEach(item => { const chip = document.createElement('div'); chip.className = 'nad-quiz-chip'; chip.setAttribute('data-zh', item.zh); chip.innerHTML = `${item.zh}${item.py}`; chip.onclick = function() { playAudio(item.zh); if (chip.parentElement === pool) target.appendChild(chip); else pool.appendChild(chip); }; pool.appendChild(chip); }); } function checkNadQuiz() { const target = document.getElementById('nadQuizTarget'); const feedback = document.getElementById('nadQuizFeedback'); const userAns = Array.from(target.children).map(c => c.getAttribute('data-zh')).join(''); const correctAns = sentenceData.map(d => d.zh).join(''); if (userAns === correctAns) { target.className = 'nad-quiz-box state-success'; feedback.className = 'nad-quiz-feedback success'; feedback.innerHTML = '✓ Correct! 民 → 以食为天 。'; playAudio('民以食为天'); } else { target.className = 'nad-quiz-box state-error'; feedback.className = 'nad-quiz-feedback error'; feedback.innerHTML = '✕ Not quite. Correct order: 民 → 以食为天 。'; } } 22 🔗 Engage
🔥 Chinese Quotes ⚡ Interactive Chinese quotes breakdown: 此地无银三百两 Not a Dictionary · Sentence Card /* Reset */ .nad-card, .nad-card * { box-sizing: border-box !important; margin: 0; padding: 0; } .nad-card { width: 100% !important; max-width: 100% !important; background: #ffffff; padding: 16px 12px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #18181b; } /* 1. HEADER PHRASE */ .nad-phrase-wrapper { display: flex; flex-direction: column; gap: 8px; width: 100%; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px dashed #e4e4e7; } .nad-phrase-wrapper.hidden { display: none !important; } .nad-chinese-sentence { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 4px; width: 100%; } .nad-word { font-size: 1.064rem; font-weight: 700; padding: 3px 6px; border-radius: 6px; line-height: 1.2; display: inline-flex; align-items: center; } .nad-punct { font-size: 1.064rem; font-weight: 700; color: #a1a1aa; padding: 0 1px; } /* Word Colors */ .w-1 { background: #fef08a; color: #854d0e; } .w-2 { background: #e0f2fe; color: #0369a1; } .w-3 { background: #fce7f3; color: #9d174d; } .w-4 { background: #dcfce7; color: #15803d; } .nad-translation { width: 100%; background: #f4f4f5; color: #3f3f46; font-size: 0.952rem; font-weight: 500; padding: 8px 12px; border-radius: 100px; text-align: left; } /* 2. TABS CONTAINER */ .nad-tabs-container { width: 100%; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid #f4f4f5; } .nad-tab-btn { background: #f4f4f5; border: none; border-radius: 6px; font-weight: 800; text-transform: uppercase; color: #71717a; cursor: pointer; transition: background 0.15s ease, color 0.15s ease; } .nad-tab-btn.active { background: #ffe043; color: #09090b; } /* DESKTOP Grid */ @media (min-width: 641px) { .nad-tabs-container { display: grid !important; grid-template-columns: repeat(3, 1fr); gap: 5px; } .nad-tab-btn { padding: 10px 4px; font-size: 0.806rem; letter-spacing: -0.2px; text-align: center; display: flex; align-items: center; justify-content: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } } /* MOBILE Scroll */ @media (max-width: 640px) { .nad-card { padding: 10px 4px !important; } .nad-tabs-container { display: flex !important; flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; gap: 5px; scrollbar-width: none; padding-left: 2px; padding-right: 2px; } .nad-tabs-container::-webkit-scrollbar { display: none; } .nad-tab-btn { padding: 7px 10px; font-size: 0.784rem; white-space: nowrap !important; flex-shrink: 0 !important; touch-action: pan-x; } .nad-highlight-box { padding: 10px 8px; } } /* 3. TAB PANELS */ .nad-tab-panel { display: none; width: 100%; } .nad-tab-panel.active { display: block; } /* BREAKDOWN */ .nad-breakdown-flow { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; width: 100%; } .nad-b-chip { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 8px; font-size: 1.064rem; cursor: pointer; user-select: none; } .nad-b-chip .b-zh { font-size: 1.4rem; font-weight: 700; line-height: 1; } .nad-b-chip .b-py { font-size: 0.84rem; background: #ffffff; padding: 2px 6px; border-radius: 100px; font-weight: 600; opacity: 0.9; } .nad-b-chip .b-gl { font-size: 0.918rem; font-weight: 600; } .nad-b-chip .b-audio { font-size: 0.896rem; opacity: 0.4; margin-left: 2px; } /* TEXT CONTENT LAYOUTS */ .nad-text-block { font-size: 1.03rem; line-height: 1.5; color: #27272a; } .nad-highlight-box { background: #fafafa; border: 1px solid #f4f4f5; border-radius: 8px; padding: 12px; margin-bottom: 12px; } .nad-box-title { font-size: 1.064rem; font-weight: 700; color: #09090b; margin-bottom: 4px; } /* BUILD IT */ .nad-quiz-wrapper { display: flex; flex-direction: column; gap: 10px; width: 100%; } .nad-quiz-hint { background: #fcfcfc; border: 1px solid #f4f4f5; border-radius: 6px; padding: 8px 10px; width: 100%; } .nad-quiz-title { font-size: 0.672rem; font-weight: 800; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; } .nad-quiz-target-text { font-size: 1.008rem; font-weight: 700; color: #09090b; margin-top: 1px; } .nad-quiz-box { min-height: 70px; background: #fafafa; border: 2px dashed #e4e4e7; border-radius: 10px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; align-content: flex-start; width: 100%; transition: all 0.2s ease; } .nad-quiz-box.state-error { background: #fff5f5 !important; border-color: #f87171 !important; } .nad-quiz-box.state-success { background: #f0fdf4 !important; border-color: #4ade80 !important; } .nad-quiz-pool { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; min-height: 36px; } .nad-quiz-chip { background: #ffffff; border: 1px solid #e4e4e7; padding: 4px 8px; border-radius: 6px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 1px 2px rgba(0,0,0,0.03); user-select: none; width: auto; min-width: 44px; } .nad-quiz-chip .czh { font-size: 1.064rem; font-weight: 700; color: #09090b; line-height: 1.1; } .nad-quiz-chip .cpy { font-size: 0.694rem; color: #71717a; margin-top: 1px; white-space: nowrap; } .nad-quiz-actions { display: flex; gap: 6px; align-items: center; margin-top: 2px; } .nad-btn-check { background: #ffe043; color: #09090b; padding: 8px 14px; border-radius: 6px; font-size: 0.896rem; font-weight: 700; border: none; cursor: pointer; } .nad-btn-reset { background: #f4f4f5; color: #52525b; padding: 8px 12px; border-radius: 6px; font-size: 0.896rem; font-weight: 600; border: none; cursor: pointer; } .nad-quiz-feedback { font-size: 0.918rem; font-weight: 600; margin-top: 2px; display: none; } .nad-quiz-feedback.error { color: #dc2626; display: block; } .nad-quiz-feedback.success { color: #16a34a; display: block; } .nad-footer { margin-top: 16px; padding-top: 8px; border-top: 1px solid #f4f4f5; font-size: 0.728rem; font-weight: 800; text-transform: uppercase; color: #a1a1aa; text-align: right; } 此地 无银 三百 两 “No three hundred taels of silver buried here”—giving away one’s secret through clumsy denial. BREAKDOWN MEANING BUILD IT 此地 cǐ dì this place 🔊 无银 wú yín no silver 🔊 三百 sān bǎi three hundred 🔊 两 liǎng taels (currency weight) 🔊 An idiomatic expression used when someone tries to hide something or deny guilt, but their awkward actions or overly defensive words make it completely obvious. 此地无银三百两 (Cǐ dì wú yín sān bǎi liǎng) Based on a famous folk tale about a man named Zhang who buried his savings and put up a sign saying “no three hundred taels of silver buried here” to fool thieves, only to expose himself instantly. People use this phrase today whenever someone’s clumsy attempt at covering up a mistake actually points straight to their guilt. TARGET SENTENCE Giving away a secret through clumsy denial. Check Answer Reset NOT A DICTIONARY const sentenceData = [ { zh: "此地", py: "cǐ dì • this place" }, { zh: "无银", py: "wú yín • no silver" }, { zh: "三百", py: "sān bǎi • three hundred" }, { zh: "两", py: "liǎng • taels" } ]; function playAudio(text) { if (!('speechSynthesis' in window)) return; try { window.speechSynthesis.cancel(); const utt = new SpeechSynthesisUtterance(text); utt.lang = 'zh-CN'; utt.rate = 0.9; window.speechSynthesis.speak(utt); } catch (e) {} } function switchNadTab(evt, tabId) { const card = evt.target.closest('.nad-card'); card.querySelectorAll('.nad-tab-panel').forEach(p => p.classList.remove('active')); card.querySelectorAll('.nad-tab-btn').forEach(b => b.classList.remove('active')); card.querySelector('#' + tabId).classList.add('active'); evt.currentTarget.classList.add('active'); const phraseWrapper = card.querySelector('#nadPhraseWrapper'); if (tabId === 'nad-tab-build') { phraseWrapper.classList.add('hidden'); initNadQuiz(); } else { phraseWrapper.classList.remove('hidden'); } } function initNadQuiz() { const target = document.getElementById('nadQuizTarget'); const pool = document.getElementById('nadQuizPool'); const feedback = document.getElementById('nadQuizFeedback'); if (!target || !pool) return; target.innerHTML = ''; pool.innerHTML = ''; target.className = 'nad-quiz-box'; feedback.className = 'nad-quiz-feedback'; feedback.innerHTML = ''; const shuffled = [...sentenceData].sort(() => Math.random() - 0.5); shuffled.forEach((item, index) => { const chip = document.createElement('div'); chip.className = 'nad-quiz-chip'; chip.setAttribute('data-zh', item.zh); chip.setAttribute('data-id', index); chip.innerHTML = `${item.zh}${item.py}`; chip.onclick = function() { playAudio(item.zh); if (chip.parentElement === pool) target.appendChild(chip); else pool.appendChild(chip); }; pool.appendChild(chip); }); } function checkNadQuiz() { const target = document.getElementById('nadQuizTarget'); const feedback = document.getElementById('nadQuizFeedback'); const userAns = Array.from(target.children).map(c => c.getAttribute('data-zh')).join(''); const correctAns = sentenceData.map(d => d.zh).join(''); if (userAns === correctAns) { target.className = 'nad-quiz-box state-success'; feedback.className = 'nad-quiz-feedback success'; feedback.innerHTML = '✓ Correct! Perfect phrase sequence.'; playAudio(correctAns); } else { target.className = 'nad-quiz-box state-error'; feedback.className = 'nad-quiz-feedback error'; feedback.innerHTML = '✕ Incorrect order. Try rearranging the word blocks!'; } } 36 🔗 Engage
🔥 Chinese Quotes ⚡ Interactive Phrase breakdown: 十年树木,百年树人。 Not a Dictionary · Sentence Card /* Reset */ .nad-card, .nad-card * { box-sizing: border-box !important; margin: 0; padding: 0; } .nad-card { width: 100% !important; max-width: 100% !important; background: #ffffff; padding: 16px 12px; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #18181b; } /* 1. HEADER PHRASE */ .nad-phrase-wrapper { display: flex; flex-direction: column; gap: 8px; width: 100%; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 1px dashed #e4e4e7; } .nad-phrase-wrapper.hidden { display: none !important; } .nad-chinese-sentence { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-start; gap: 5px; width: 100%; } .nad-word { font-size: 1.05rem; font-weight: 700; padding: 3px 6px; border-radius: 6px; line-height: 1.2; display: inline-flex; align-items: center; } .nad-punct { font-size: 1.05rem; font-weight: 700; color: #a1a1aa; padding: 0 1px; } /* Word Colors */ .w-1 { background: #fef08a; color: #854d0e; } .w-2 { background: #e0f2fe; color: #0369a1; } .w-3 { background: #fce7f3; color: #9d174d; } .w-4 { background: #dcfce7; color: #15803d; } .w-5 { background: #f3e8ff; color: #6b21a8; } .w-6 { background: #fee2e2; color: #991b1b; } .w-7 { background: #d1fae5; color: #065f46; } .nad-translation { width: 100%; background: #f4f4f5; color: #3f3f46; font-size: 0.85rem; font-weight: 500; padding: 8px 12px; border-radius: 100px; text-align: left; } /* 2. TABS CONTAINER */ .nad-tabs-container { width: 100%; margin-bottom: 14px; padding-bottom: 8px; border-bottom: 1px solid #f4f4f5; } .nad-tab-btn { background: #f4f4f5; border: none; border-radius: 6px; font-weight: 800; text-transform: uppercase; color: #71717a; cursor: pointer; transition: background 0.15s ease, color 0.15s ease; } .nad-tab-btn.active { background: #ffe043; color: #09090b; } /* DESKTOP Grid */ @media (min-width: 641px) { .nad-tabs-container { display: grid !important; grid-template-columns: repeat(5, 1fr); gap: 5px; } .nad-tab-btn { padding: 10px 4px; font-size: 0.72rem; letter-spacing: -0.2px; text-align: center; display: flex; align-items: center; justify-content: center; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; } } /* MOBILE Scroll */ @media (max-width: 640px) { .nad-card { padding: 10px 4px !important; } .nad-tabs-container { display: flex !important; flex-wrap: nowrap !important; overflow-x: auto !important; -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; gap: 5px; scrollbar-width: none; padding-left: 2px; padding-right: 2px; } .nad-tabs-container::-webkit-scrollbar { display: none; } .nad-tab-btn { padding: 7px 10px; font-size: 0.7rem; white-space: nowrap !important; flex-shrink: 0 !important; touch-action: pan-x; } .nad-highlight-box, .nad-ctx-card { padding: 10px 8px; } } /* 3. TAB PANELS */ .nad-tab-panel { display: none; width: 100%; } .nad-tab-panel.active { display: block; } /* BREAKDOWN: Flow Grid */ .nad-breakdown-flow { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; width: 100%; } .nad-b-chip { display: inline-flex; align-items: center; gap: 6px; padding: 8px 12px; border-radius: 8px; font-size: 0.95rem; cursor: pointer; user-select: none; } .nad-b-chip .b-zh { font-size: 1.25rem; font-weight: 700; line-height: 1; } .nad-b-chip .b-py { font-size: 0.75rem; background: #ffffff; padding: 2px 6px; border-radius: 100px; font-weight: 600; opacity: 0.9; } .nad-b-chip .b-gl { font-size: 0.82rem; font-weight: 600; } .nad-b-chip .b-audio { font-size: 0.8rem; opacity: 0.4; margin-left: 2px; } /* TEXT CONTENT LAYOUTS */ .nad-text-block { font-size: 0.92rem; line-height: 1.5; color: #27272a; } .nad-highlight-box { background: #fafafa; border: 1px solid #f4f4f5; border-radius: 8px; padding: 12px; margin-bottom: 12px; } .nad-highlight-box.yellow-border { border-left: 4px solid #ffe043; } .nad-box-title { font-size: 0.95rem; font-weight: 700; color: #09090b; margin-bottom: 4px; } .nad-box-subtitle { font-size: 0.75rem; font-weight: 700; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 8px; } .nad-inline-chip { background: #ffe043; color: #09090b; font-weight: 700; padding: 1px 5px; border-radius: 4px; font-size: 0.85rem; } .nad-ctx-card { background: #fafafa; border: 1px solid #f4f4f5; padding: 12px; border-radius: 8px; margin-bottom: 10px; } .nad-ctx-label { font-size: 0.65rem; font-weight: 800; color: #a1a1aa; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 6px; } .nad-ctx-cn { font-size: 1.15rem; font-weight: 700; color: #09090b; display: flex; flex-wrap: wrap; gap: 4px; align-items: center; } .nad-ctx-en { font-size: 0.85rem; color: #52525b; margin-top: 8px; } /* Interactive Context Words & Tooltips */ .nad-interactive-word { position: relative; cursor: pointer; padding: 2px 4px; border-radius: 4px; transition: background 0.15s ease; display: inline-flex; align-items: center; } .nad-interactive-word:hover { background: #f4f4f5; } .nad-interactive-word.nad-highlight { background: #ffe043; } /* Tooltip styling */ .nad-word-tooltip { position: absolute; bottom: 110%; left: 50%; transform: translateX(-50%); background: #18181b; color: #ffffff; font-size: 0.72rem; font-weight: 500; padding: 4px 8px; border-radius: 6px; white-space: nowrap; box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15); pointer-events: none; opacity: 0; visibility: hidden; transition: opacity 0.15s ease, transform 0.15s ease; z-index: 10; } .nad-word-tooltip::after { content: ''; position: absolute; top: 100%; left: 50%; transform: translateX(-50%); border-width: 4px; border-style: solid; border-color: #18181b transparent transparent transparent; } .nad-interactive-word.active .nad-word-tooltip { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(-2px); } /* BUILD IT */ .nad-quiz-wrapper { display: flex; flex-direction: column; gap: 10px; width: 100%; } .nad-quiz-hint { background: #fcfcfc; border: 1px solid #f4f4f5; border-radius: 6px; padding: 8px 10px; width: 100%; } .nad-quiz-title { font-size: 0.6rem; font-weight: 800; color: #71717a; text-transform: uppercase; letter-spacing: 0.5px; } .nad-quiz-target-text { font-size: 0.9rem; font-weight: 700; color: #09090b; margin-top: 1px; } .nad-quiz-box { min-height: 70px; background: #fafafa; border: 2px dashed #e4e4e7; border-radius: 10px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; align-content: flex-start; width: 100%; transition: all 0.2s ease; } .nad-quiz-box.state-error { background: #fff5f5 !important; border-color: #f87171 !important; } .nad-quiz-box.state-success { background: #f0fdf4 !important; border-color: #4ade80 !important; } .nad-quiz-pool { display: flex; flex-wrap: wrap; gap: 6px; width: 100%; min-height: 36px; } .nad-quiz-chip { background: #ffffff; border: 1px solid #e4e4e7; padding: 4px 8px; border-radius: 6px; display: inline-flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03); user-select: none; width: auto; min-width: 44px; } .nad-quiz-chip .czh { font-size: 0.95rem; font-weight: 700; color: #09090b; line-height: 1.1; } .nad-quiz-chip .cpy { font-size: 0.62rem; color: #71717a; margin-top: 1px; white-space: nowrap; } .nad-quiz-actions { display: flex; gap: 6px; align-items: center; margin-top: 2px; } .nad-btn-check { background: #ffe043; color: #09090b; padding: 8px 14px; border-radius: 6px; font-size: 0.8rem; font-weight: 700; border: none; cursor: pointer; } .nad-btn-reset { background: #f4f4f5; color: #52525b; padding: 8px 12px; border-radius: 6px; font-size: 0.8rem; font-weight: 600; border: none; cursor: pointer; } .nad-quiz-feedback { font-size: 0.82rem; font-weight: 600; margin-top: 2px; display: none; } .nad-quiz-feedback.error { color: #dc2626; display: block; } .nad-quiz-feedback.success { color: #16a34a; display: block; } .nad-footer { margin-top: 16px; padding-top: 8px; border-top: 1px solid #f4f4f5; font-size: 0.65rem; font-weight: 800; text-transform: uppercase; color: #a1a1aa; text-align: right; } 十年 树木 , 百年 树人 。 It takes ten years to grow a tree, but a hundred years to cultivate a person. — Education and nurturing people is a long-term investment. BREAKDOWN MEANING GRAMMAR EXAMPLES BUILD IT 十年 shí nián “ten years” 🔊 树木 shù mù “grow trees” 🔊 百年 bǎi nián “hundred years” 🔊 树人 shù rén “cultivate people” 🔊 A profound Chinese proverb highlighting the patience and long-term commitment required for education and character development. 十年树木 (“TEN YEARS TO GROW A TREE”) It takes about a decade for a tree (树木) to mature when planted. This is a relatively short period compared to what follows. 百年树人 (“A HUNDRED YEARS TO CULTIVATE A PERSON”) Nurturing a person (树人) — shaping their mind, values, and skills — is a far more complex and time-consuming endeavor, often spanning generations. Core Philosophy: Great achievements, especially in education and social progress, require long-term vision and persistent effort. Quick fixes are not enough when it comes to developing human potential. Parallel structure · Duration + Action [十年] + [树木] , [百年] + [树人] This is a classic two-part parallel construction. The first half sets a benchmark (growing a tree takes ten years), and the second half dramatically extends the timeframe to emphasize the greater challenge of cultivating people. The verb 树 is used twice: first literally as “to plant/grow” (with 木 as “tree”), and then metaphorically as “to cultivate / nurture” (with 人 as “person”). This repetition creates a powerful contrast between a tangible, shorter task and an abstract, lifelong mission. EXAMPLE 1 · EDUCATION REFORM 教育 jiàoyù • education 不能 bùnéng • cannot 急速 jísù • rush / fast , 十年树木 shí nián shù mù • tree takes ten years , 百年树人 bǎi nián shù rén • people take a hundred years 。 Education cannot be rushed. It takes ten years to grow a tree, but a hundred years to cultivate a person. EXAMPLE 2 · MENTORING & LEGACY 做 zuò • do 一个 yīgè • a 好 hǎo • good 老师 lǎoshī • teacher 需要 xūyào • need 耐心 nàixīn • patience , 因为 yīnwèi • because 百年树人 bǎi nián shù rén • a century to shape a person 。 Being a good teacher requires great patience, because it takes a hundred years to cultivate a person. TARGET SENTENCE 十年树木,百年树人。 Check Answer Reset NOT A DICTIONARY // Данные для сборки - теперь слова целиком const sentenceData = [ { zh: "十年", py: "shí nián · ten years" }, { zh: "树木", py: "shù mù · grow trees" }, { zh: "百年", py: "bǎi nián · hundred years" }, { zh: "树人", py: "shù rén · cultivate people" } ]; function playAudio(text) { if (!('speechSynthesis' in window)) return; try { window.speechSynthesis.cancel(); const utt = new SpeechSynthesisUtterance(text); utt.lang = 'zh-CN'; utt.rate = 0.9; window.speechSynthesis.speak(utt); } catch (e) {} } function toggleTooltip(el, py) { const text = el.textContent.trim(); playAudio(text); const isActive = el.classList.contains('active'); document.querySelectorAll('.nad-interactive-word').forEach(w => w.classList.remove('active')); if (!isActive) { el.classList.add('active'); } } document.addEventListener('click', function(e) { if (!e.target.closest('.nad-interactive-word')) { document.querySelectorAll('.nad-interactive-word').forEach(w => w.classList.remove('active')); } }); function switchNadTab(evt, tabId) { const card = evt.target.closest('.nad-card'); card.querySelectorAll('.nad-tab-panel').forEach(p => p.classList.remove('active')); card.querySelectorAll('.nad-tab-btn').forEach(b => b.classList.remove('active')); card.querySelector('#' + tabId).classList.add('active'); evt.currentTarget.classList.add('active'); const phraseWrapper = card.querySelector('#nadPhraseWrapper'); if (tabId === 'nad-tab-build') { phraseWrapper.classList.add('hidden'); initNadQuiz(); } else { phraseWrapper.classList.remove('hidden'); } } function initNadQuiz() { const target = document.getElementById('nadQuizTarget'); const pool = document.getElementById('nadQuizPool'); const feedback = document.getElementById('nadQuizFeedback'); if (!target || !pool) return; target.innerHTML = ''; pool.innerHTML = ''; target.className = 'nad-quiz-box'; feedback.className = 'nad-quiz-feedback'; feedback.innerHTML = ''; const shuffled = [...sentenceData].sort(() => Math.random() - 0.5); shuffled.forEach(item => { const chip = document.createElement('div'); chip.className = 'nad-quiz-chip'; chip.setAttribute('data-zh', item.zh); chip.innerHTML = `${item.zh}${item.py}`; chip.onclick = function() { playAudio(item.zh); if (chip.parentElement === pool) target.appendChild(chip); else pool.appendChild(chip); }; pool.appendChild(chip); }); } function checkNadQuiz() { const target = document.getElementById('nadQuizTarget'); const feedback = document.getElementById('nadQuizFeedback'); const userAns = Array.from(target.children).map(c => c.getAttribute('data-zh')).join(''); const correctAns = sentenceData.map(d => d.zh).join(''); if (userAns === correctAns) { target.className = 'nad-quiz-box state-success'; feedback.className = 'nad-quiz-feedback success'; feedback.innerHTML = '✓ Correct! Perfect order: 十年 → 树木 , 百年 → 树人 。'; playAudio('十年树木百年树人'); } else { target.className = 'nad-quiz-box state-error'; feedback.className = 'nad-quiz-feedback error'; feedback.innerHTML = '✕ Not quite. The correct sequence is: 十年 → 树木 , 百年 → 树人 。'; } } 36 🔗 Engage