notadictionary.com
Tu ne connais rien à la concentration tant que t'as pas transporté ce truc du lavabo jusqu'au congélateur
→ “You don't know anything about focus until you've carried that thing from the sink to the freezer”
Tu — you
ne — not (part of negation)
connais — know → present tense, 2nd-p. singular of connaître
rien — nothing
à — to / about
la concentration — the focus
tant — so much / as long as
que — until / as long as
t'as — you have → colloquial contraction of 'tu as'
pas — not (completes negation with 'ne')
transporté — carried → past participle of transporter
ce — this
truc — thing
du lavabo — from the sink
jusqu'au — all the way to / until → contraction of 'jusque à + le'
congélateur — freezer