Preposition: 趁 (Taking Advantage of / While)
介词：趁
Use 趁 to express seizing an opportunity or acting while conditions are favorable
Place 趁 before a favorable condition, time window, or opportunity. The main clause that follows describes the action to take while that condition still holds.
趁 implies urgency — the favorable condition is temporary and the speaker urges action before it disappears. Common patterns include 趁……还…… (while … still …) and 趁着 (slightly more colloquial variant).
Lesson Targets
Podcast
Podcast: Preposition: 趁 (Taking Advantage of / While) (介词：趁)
Listen to Jason & Amy explain the 介词：趁 pattern
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Understanding 介词：趁
趁 is a preposition meaning "taking advantage of" or "while" (in the sense of seizing an opportunity). It expresses the idea that a favorable condition exists right now, but it will not last — so you should act before the window closes. When you say 趁你还年轻, you are urging someone to take advantage of their youth before it fades. The emotional core of 趁 is urgency and opportunity — the clock is ticking. This makes it different from simple time words like 当 or 在……的时候, which are neutral about timing. 趁 actively encourages seizing the moment. Common patterns include 趁 + subject + 还 + condition (趁天还没黑 — while it is still light), 趁 + noun phrase (趁这个机会 — taking advantage of this opportunity), and 趁着 (a slightly more colloquial variant with identical meaning). The idiomatic expression 趁热打铁 (strike while the iron is hot) perfectly captures the spirit of this word.
Key Points
- 趁 (chèn) = "taking advantage of / while (the chance exists)" — implies a temporary window.
- Always implies urgency: the condition is favorable NOW but will not last.
- Common pattern: 趁 + 还 + condition — "while … still …"
- 趁着 is an interchangeable variant, slightly more colloquial.
- Differs from 当/在……的时候: those are neutral timing; 趁 urges action.
- Classic idiom: 趁热打铁 (strike while the iron is hot).
The Chinese saying 趁热打铁 (strike while the iron is hot) is used constantly in business and daily life. Acting decisively when conditions are right is valued — hesitation is seen as a missed opportunity. Parents often say 趁年轻多学点 (learn more while you are young).
Key Vocabulary
Example Sentences
趁你还年轻，一定要多尝试。
While you are still young, you must try more things.
Seizing the window of youth
趁火车还没开，你现在还能下车。
While the train has not departed yet, you can still get off.
趁这个机会，我想向大家介绍一下新同事。
Taking advantage of this opportunity, I would like to introduce the new colleague to everyone.
趁天还没黑，我们赶紧出发吧。
While it is still light, let's hurry and set off.
趁热打铁，我们现在就把合同签了吧。
Strike while the iron is hot — let's sign the contract right now.
Classic idiom
趁着周末有空，我把房间彻底打扫了一遍。
Taking advantage of having free time on the weekend, I gave the room a thorough cleaning.
趁孩子们睡着了，我们安静地谈谈吧。
While the children are asleep, let's talk quietly.
Common Mistakes
趁 implies seizing a current or imminent opportunity. For past events without urgency, use 因为 or 由于. 趁 is about acting before a window closes.
趁 requires a favorable condition being seized — not just any circumstance. Being unhappy is not an "opportunity." The condition must enable the action.
Practice Exercises
Tips & Tricks
The core feeling of 趁 is "do it now or you will miss your chance." If there is no urgency, you probably do not need 趁.
趁 + 还 is a powerful combination: 趁还来得及 (while there is still time), 趁还年轻 (while still young).
In daily life, 趁 is perfect for practical suggestions: 趁打折赶紧买 (Buy it while it is on sale).
Remember the idiom 趁热打铁 — it captures the entire spirit of this word in four characters.
Homework
Write five sentences giving advice using 趁: two about seizing youth, one about taking advantage of good weather, one about a business opportunity, and one using the idiom 趁热打铁.