单词：undoes
音标：[ʌnˈdʌz] ；
v. 松开( undo的第三人称单数 ); 解开; 毁灭; 败坏
v cancel, annul, or reverse an action or its effect
v deprive of certain characteristics
v cause the ruin or downfall of
v cause to become loose
v remove the outer cover or wrapping of
v deprive of certain characteristics
v cause the ruin or downfall of
v cause to become loose
v remove the outer cover or wrapping of
undo的用法和样例：
例句
用作动词(v.)
- Would you please undo this knot for me?你能不能帮我把这个结解开？
- He tried to undo the knot by picking at it with his fingers.他用手指不停地扯，想把绳结解开。
- To return a database to its state as of the last committed change, i.e., to undo recent uncommitted changes.使一个数据库返回到它上次已确认的改变之后的状态，即取消最近的尚未确认的变动。
- A compensating transaction means that a new transaction will undo the effects of previous transactions.补偿事务的意思是一个新事物会用于取消前一个事务的所有效果。
常见句型
用作动词(v.)
用作及物动词S+～+ n./pron.- Can you undo this knot?你能解开这个结吗?
- She prepared to undo the band of cloth around his arm which had served as tourniquet.她准备解开缠在他胳臂上止血的布带。
- He undid the parcel.他打开包裹。
- He undid the string round a parcel.他解开了绑包裹的绳子。
- He bent down and undid the laces of his shoes.他弯腰解开鞋带。
- He undid the rope tied on his back and let one end of it down along the wall.他把背上的绳子解开,把一头顺墙放了下来。
- His pride will undo him some day.他的傲慢总有一天会毁了他。
- He did wrong, and in the end his wrongs undid him.行恶者终以其恶毁其身。
- This mistake has undone all our good work.这个错误使我们所有良好的工作白做了。
- The sudden fire undid months of hard work.这场意外的火灾使几个月的辛勤劳动付诸东流。 1
- Your laces of shoes were undone.你的鞋带松了。
- His package was undone.他的包裹松开了。
- The evil that he did can never be undone.他做的坏事永远不会被抹掉。
- Though we are all undone,I was not much afraid.虽然咱们什么都完了,可是我并不害怕。
- What is done cannot be undone.覆水难收。
词汇搭配
用作动词 (v.)
～+名词- undo band of cloth解开布带
- undo knot解开结
- undo laces of shoes解开鞋带
- undo parcel解开包裹
- undo rope解开绳子
- undo good work毁了好工作
- undo hard work毁了辛苦的劳动成果
经典引文
She undid the gate, and held it half open.
出自：L. ParrMarcus..undid Patrick's pyjama jacket and started to pull it off.
出自：I. Murdoch
【近义词】
- untie解开
- unfasten解开
- loosen松开
- unwrap打开
- disassemble解开
- dismantle拆除
- unbutton解开……的钮扣...
- disengage解除
- open开着的
- unknot 解开 ... 结子...
- unravel解开
- cancel out消除
- negate否定
- cancel取消
- nullify使无效
- invalidate使无效
- reverse逆转
- work against对 ... 不利
- unlock开锁
- doff脱
- annul废除
- apart相距
- take拿
- take apart拆卸
- abolish废除
- wreck使…失事
- destroy破坏
- spoil宠坏
- counterbalance平衡
- unmake毁坏
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