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

• 72. The doctor's doctrine undid one dollar and a dozen of collars.
  72.博士的学说毁掉了一美元和一打衣领。
• He undid the parcel.
  他打开包裹。
• I undid the screws to get the door off.
  我把螺丝拧开才把门拆掉。
• She undid her top button, still laughing and coughing at the same time.
  她拉开了领口的钮子，一边笑，一边咳。
• 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。
• He bent down and undid his shoelaces.
  他俯下身来解开鞋带。
• Winston undid the bit of string that held his overalls together.
  温斯顿把扎住工作服的一根绳子解开。
• 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。
• I undid two buttons of my white shirt.
  我解开了白衬衫上的两个扣子。
• 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。