ㄌㄞˊㄌㄨㄥˊㄑㄩˋㄇㄞˋláilóng‑qùmài

来龙去脉
  1. 山脈起伏一樣形勢比喻事物發生全部過程因果關係 知道來龍去脈誤會冰釋」。

lit. mountain has a connecting pulse throughout like a dragon (idiom, from fengshui)​; sequence of events, pedigree, cause and effects, the whys and wherefores, where sth comes from and where it goes, ins and outs
In and Out (film, 1997)​
Zusammenhänge, Hergang, Kontext, Entwicklungshintergrund und Tendenz (S, Sprichw)​