undoing

名词 undoing:

1. an act that makes a previous act of no effect (as if not done)
2. loosening the ties that fasten something
   同义词：untying, unfastening

动词 undo:

1. cancel, annul, or reverse an action or its effect
   同义词：undo
2. deprive of certain characteristics
   同义词：unmake, undo
3. cause the ruin or downfall of
   同义词：undo
4. cause to become loose
   同义词：untie, undo, loosen
5. remove the outer cover or wrapping of
   同义词：unwrap, undo

1. That proved to be my undoing, for I soon got back to my old bad habit of dozing off in front of the screen.
   这证明了我的失败，因为我不久就回到电视屏幕前打瞌睡的坏习惯去了。
2. Greed was his undoing.
   贪婪就是坠落
3. Stress can be the undoing of so many fine players.
   紧张可能是这许多优秀选手失败的原因。