投效 tóuxiào to offer one's services Definitions Defs Origin Strokes Stroke Words Sentences Sents tóuxiào to offer one's services 投 tóu verb to join to go to someone for help; to seek refuge; to join an organization or go to a place to stay效 xiào verbnoun to devote (bound form) to devote oneself to; to render service; to offer uptóuxiào efficiency of investment 投 tóu verb abbreviation of 投入 tóurù to put into To throw or put into; to throw oneself into a situation or environment.效 xiào noun abbreviation of 效益 xiàoyì benefit beneficial results; effectiveness; productivity; economic or social benefits