源流 [ㄩㄢˊ ㄌㄧㄡˊ; yuan2 liu2] (of watercourses) source and direction of flow origin and development ◄ ►
源流 げんりゅう noun (common) (futsuumeishi) current-limiting source or headwaters (e.g. of a river) origin of something continuous ◄ ►