无毒 wúdú non-toxic Origin Definitions Defs Strokes Stroke Words Sentences Sents 无毒不丈夫 wúdúbùzhàngfu a great man must be ruthless to be truly successful or great, one must be capable of ruthlessness if necessary无毒蛇 wúdúshé nonpoisonous snake nonpoisonous or nonvenomous snake