undo meaning in English
vt.
(-did; -done )
1.使恢复原状，使复旧；取消，废除。
2.脱去，拆去，解开，打开，放松。
3.〔古语〕解释，说明，解(谜等)。
4.破坏；毁灭；糟蹋；败坏；使落魄，使破落。
5.勾引，诱奸。
短语和例子
Examples
- I wonderdid he leave thing undone ?
我在想他有没有没做完的事？ - Lotte lippman's hair had come undone .
洛蒂李普曼的头发已经蓬乱了。 - It is better for the doer to undo what he has done .
解铃还需系铃人。 - It might mean undoing years of work .
这可能意味着多年的工作前功尽弃。 - This proved to be his undoing .
这种情况后来成了他垮台的原因。