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

• "Please undo the package," she said; and I undid the string.
  请解开这个包裹，她说；于是我便将绳子解开。
• So speaking, she undid the clasp that fastened the scarlet letter, and, taking it from her bosom, threw it to a distance among the withered leaves.
  她一边这样说着，一边解开别着红字的胸针，从胸前取下红字，远远地抛到枯叶之中。
• 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。
• I undid two buttons of my white shirt.
  我解开了白衬衫上的两个扣子。
• 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。
• I undid my watch strap.
  我解开了表带。
• And then, when my head was well in the room, I undid the lantern just so much that a single thin ray of light fell upon the vulture eye.
  然后，当我的头很好，我解开了房间的灯就如此之快，以至于单一薄的光芒落鹰眼。
• 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。
• 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。
• I undid the screws to get the door off.
  我把螺丝拧开才把门拆掉。