好词典
undone
UK //ʌnˈdʌn//US //ʌnˈdʌn//
词源
源自古英语 'undōn'，由前缀 'un-'（表示否定）和 'dōn'（做）组成，字面意思是'未做'或'取消'。
adjective
❶ 指某事物未被完成或未被处理的状态，常用于描述工作、任务或衣物等未被完成或解开的情况。
“She left her homework undone and went out to play.”
（她没完成作业就跑出去玩。）
“The buttons on his shirt were undone, making him look untidy.”
（他衬衫的纽扣没扣上，看起来邋里邋遢。）
同义词:incomplete, unfinished, unfastened
verb
❶ undo 的过去分词形式，表示撤销或取消某个动作或状态，常用于描述恢复原状或解除影响。
“The changes he made were quickly undone by the system.”
（他做的修改很快被系统撤销了。）
“She regretted her words, but they could not be undone.”
（她后悔说了那些话，但覆水难收。）
同义词:reversed, canceled, nullified
常见短语
leave undone — 指故意或无意中未完成某事，常用于描述任务或责任被忽略的情况。
“Don't leave important tasks undone until the last minute.”
（不要把重要任务拖到最后一刻还没完成。）
come undone — 字面指衣物或物品松开，比喻事情或计划失败或崩溃。
“Her plans came undone when the funding was cut.”
（资金被削减后，她的计划彻底泡汤了。）