Meaning of zhī qián:
zhī qián
之前
Adverb
before; ago; previously; beforehand
Wǒmen yīnggāi zài huìyì zhīqián dàodá.
我们应该在会议之前到达。
We should arrive before the meeting.
Tā liǎng tiān zhīqián qùguò nàlǐ.
他两天之前去过那里。
He went there two days ago.
Wǒmen zài yǐngyuàn kàn guò zhè bù diànyǐng zhīqián, xiànzài yòu chóng kàn le yī biàn.
我们在影院看过这部电影之前，现在又重看了一遍。
We had seen this movie previously in the cinema, and now we've watched it again.
Wǒ tōngcháng zài huí jiā zhīqián mǎi xiē shíwù.
我通常在回家之前买些食物。
I usually buy some food before going home.
Preposition
prior to
Wǒmen zài huìyì zhīqián zhǔnbèi hǎo le cáiliào.
我们在会议之前准备好了材料。
We prepared the materials prior to the meeting.
