undid

英 [ʌnˈdɪd]

美 [ʌnˈdɪd]

v.  打开; 解开; 拆开; 消除，取消，废止(某事的影响); 打败; 挫败
undo的过去式

柯林斯词典

• 
  Undidis the past tense ofundo.

双语例句

• As they undid the letter, the piece of paper saying they were all alive fell on the ground.
  他们打开那封信时，那张说所有人都活着的字条掉到了地上。
• I then turned the doll over onto it's front, and undid the back of the dress. I checked to see if there was some kind of battery station or switch.
  我将娃娃翻过来，将它背后的衣服解开，想找找看有没有什么安电池的地方或者开关之类的。
• He bent down and undid his shoelaces.
  他俯下身来解开鞋带。
• Attiring himself with as much care as if it had been for public worship, and precisely in the same manner, he stole softly down the staircase, undid the door, and issued forth.
  此时他象赴公众礼拜一样，着意将自己，打扮一番，然后以相应的一丝不苟的姿态，蹑手蹑脚地走下楼梯，打开房门，向前走去。
• The workmen mended the road, but a heavy storm undid their work.
  一场暴风雨破坏了工人们已修好的道路。
• When the winds of winter began to blow and snow fell in chunks, we undid the snap under the horse's belly. We went to the bazaar and bought bamboo, glue, string, and paper.
  到得寒风呼啸、雪花飞舞的时候，我们揭开瓷马腹部的盖子，到市场去买竹子、胶水、线、纸。
• And I reached over, and I undid his fly.
  我伸手把他的小弟弟掏了出来。
• He quickly undid the screws that held the cassette together.
  他很快地拧开了磁带盒的螺丝。
• He undid the package.
  他解开了那个包裹。
• He undid most of the good work of his predecessor.
  他把前任的大部分业绩毁掉了。