動詞解開；取消；打開；拆開網絡撤銷；撤消；復原
及物動詞
1. He has undone the good work of his predecessor.
他已毀了他前任取得的良好成就。
2. What's done cannot be undone.
覆水難收。
3. Please undo the package.
請解開這包裹。
4. He undid the parcel.
他打開了包裹。
5. undo的近義詞
5. In 5 minutes he undid my whole day's work.
他五分鐘就把我花一整天做成的事給毀壞了。
1. 還原：易學易用 - 還原(undo)及改善的面板編輯功能,提高了程式的開發(fā)速度. 觀看
1. 解開；松開；打開
If you undo something that is closed, tied, or held together, or if you undo the thing holding it, you loosen or remove the thing holding it.
e.g. I managed secretly to undo a corner of the parcel...
我悄悄地設法解開了包裹的一角。
e.g. I undid the bottom two buttons of my yellow and grey shirt...
我解開了自己黃灰相間的襯衫上最下面的兩個紐扣。
2. 撤銷；抵消；消除
To undo something that has been done means to reverse its effect.
e.g. A heavy-handed approach from the police could undo that good impression...
警方采取高壓手段可能會毀掉之前留下的好印象。
e.g. She knew it would be difficult to undo the damage that had been done...
她知道想要消除已經造成的損害是很難的。
3. 破壞；毀掉
If a person, organization, or plan is undone by something, that thing causes their failure.
e.g. They were undone by a goal from John Barnes...
約翰·巴恩斯的一粒進球使他們落敗。
e.g. Macbeth is the story of a Scottish soldier who becomes king but is undone by his own ambition.
《麥克白》講述的是一個蘇格蘭士兵當上了國王，卻毀于自己的野心。
4. see also: undoing;undone