undoes [ʌnˈdʌz]

例句:

• Undoes the last action or a sequence of actions, which are displayed in the Undo list.
  撤消上一个操作或者一系列操作, 这些操作显示在“撤消”列表中.
  
• The plan undoes years of expansion under Mr. Gulliver's predecessors.
  来自WSJ
• Come summer, even the most serious-minded patrician undoes a few buttons.
  来自WSJ
• Meanwhile, at school, Kenji undoes his teacher with a stray remark.
  来自NEWYORKER