c. 1600 (transitive), from un- (2) + ravel (v.). Intransitive from 1640s. "The prefix is either reversive or intensive, according as ravel is taken to mean 'tangle' or 'untangle'" [Century Dictionary]. Related: Unravelled; unravelling; unravellment.
权威例句
1. His government began to unravel because of a banking scandal.
他的政府由于一起金融丑闻而开始瓦解。
2. A young mother has flown to Iceland to unravel the mystery of her husband's disappearance.
一位年轻的母亲飞抵冰岛,要揭开她丈夫失踪之谜。
3. He was good with his hands and could unravel a knot or untangle yarn that others wouldn't even attempt.
他的手很灵巧,其他人甚至都不敢尝试的一些难解的绳结或缠在一起的纱线,他都能解开。
4. The stairway carpet is so frayed it threatens to unravel.