“来龙去脉”,汉语成语,本指山脉的走势和去向,现比喻一件事的前因后果(cause and effect of an event),可以翻译为“ins and outs,origin and development或whole story”等。 例句: 我不知道这件事的来龙去脉。 I don't know the ins and outs of the matter. 卢克从...