好词典
undo
UK //ʌnˈduː//US //ʌnˈduː//
词源
源自中古英语 'undon'，由前缀 'un-'（表示相反动作）与 'do'（做）组合而成，最早记录于古英语时期。
verb
❶ 撤销或取消之前的操作，常用于电脑操作中恢复上一步，或指消除某件事的影响。
“If you make a mistake, you can undo the last action by pressing Ctrl+Z.”
（如果操作出错，可以按Ctrl+Z撤销上一步。）
“She tried to undo the damage caused by her harsh words.”
（她试图弥补自己刻薄话语造成的伤害。）
同义词:reverse, cancel, nullify
常见短语
undo the damage — 指努力修复或减轻已造成的损害或负面影响。
“The company launched a campaign to undo the damage to its reputation.”
（该公司发起活动以挽回受损的声誉。）