来龙去脉

láilóngqùmài

HSK 7

来龙去脉 — láilóngqùmài

1. the whole sequence of events; the ins and outs; causes and effects

   警方已经把事情的来龙去脉查清楚了。 jǐngfāng yǐjīng bǎ shìqíng de láilóngqùmài chá qīngchǔ le — The police have already worked out the ins and outs of the matter.