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

• He bent down and undid his shoelaces.
  他俯下身来解开鞋带。
• I undid my watch strap.
  我解开了表带。
• She undid her hair and let it fall across her Back.
  她松开自己的头发，任其散落在背上。
• And I reached over, and I undid his fly.
  我伸手把他的小弟弟掏了出来。
• 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 undid the parcel.
  他打开包裹。
• He sat down in the sluttish armchair and undid the straps of the brief-case.
  他在那张邋遢的沙发上坐下来，把公文包的搭扣带松开。
• 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。
• The disastrous fire undid months of hard work.
  灾难性的大火使我们数月的辛勤劳动化为乌有。