main cause 元凶 [がんきょう(P);げんきょう] /(n) (1) ringleader/main culprit/(2) main cause/source/(P)/EntL1578360X/ ------- 主要因 [しゅよういん] /(n) (See 要因) primary factor/main cause/EntL2104100/ ------- 要因 [よういん] /(n,adj-no) main cause/primary factor/(P)/EntL1546670X/ |