notadictionary.com
Cuando ya aceptaste que no tienes oportunidad con nadie
→ “When you've already accepted that you don't have a chance with anyone”
Cuando [dāng shí] — When — sets the scene, like 'at the time when' or 'once'.
ya [y ,a] — already — emphasizes that something has happened or been done.
aceptaste [rèn zhèn] — you accepted — past tense of 'aceptar', meaning to acknowledge or agree to something.
que [qiě] — that — introduces a clause explaining what was accepted.
no [bù] — not — negates the verb that follows.
tienes [yǒu] — you have — present tense of 'tener', meaning to possess or experience.
oportunidad [huò píng] — chance/opportunity — literally 'opportunity', used here to mean a romantic or social chance.
con [gèn] — with — preposition showing association or interaction.
nadie [nǎ dì] — anyone — negative indefinite pronoun, meaning 'no one' or 'nobody'.
notadictionary.com
así que ni siquiera lo intentas
→ “so you don't even try it”
así [zhè yàng] — so/like that — an adverb describing the result or manner.
que [qiě] — that — introduces a clause explaining the consequence.
ni [bú] — not/even — intensifies the negation.
siquiera [jiù suàn] — even/just — adds emphasis to the negation.
lo intentas [shì] — you try — present tense of 'intentar', meaning to attempt.