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 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 undid the parcel.
  他打开包裹。
• Leaving the door ajar, amid the stench of mouldy limewash and stale cobwebs he undid his braces.
  门半掩着，在发霉的石灰浆和陈年的蜘蛛网的臭气中，解下了背带。
• 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。
• "No, please do not refuse," Sasha went on muttering as he unpacked the parcel. Sasha undid the object and put it solemnly on the table.
  不，劳驾，您千万不要推辞，萨沙继续嘟哝说，打开纸包。萨沙拆开这件东西的纸包，郑重地把它放在他的桌子上。
• 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。
• He quickly undid the screws that held the cassette together.
  他很快地拧开了磁带盒的螺丝。
• I undid my watch strap.
  我解开了表带。
• 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。