单词：retracts
v pull away from a source of disgust or fear
v use a surgical instrument to hold open (the edges of a wound or an organ)
v pull inward or towards a center
retract的用法和样例：
例句
- The undercarriage on light aircraft does not always retract in flight.轻型飞机飞行时起落架不一定缩回。
- I decided to retract what I had said before.我决定收回前面说过的话。
- Sir Alex has added his backing and believes Franco should retract his comments.弗格森爵士支持自己的助理，并且强调里斯本竞技俱乐部主席应该收回自己的控诉。
- The accused refused to retract his statement.那被告拒不撤销其供述。
词汇搭配
- retract stroke内缩行程
- retract limit switch收缩极限开关...
经典引文
The lips of the wound were retracted and gaping.
出自：J. G. FarrellI must retract some of the things I have said against them.
出自：V. WoolfA false confession which he later retracted.
出自：J. Jones
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