人体工学 réntǐgōngxué ergonomics Origin Definitions Defs Strokes Stroke Words Sentences Sents 人体 人體 réntǐ noun human body the physical body of a human being工 gōng nounverb work (bound form) work; productive labor; a job学 學 xué nounaffix branch of learning (bound form) a subject or branch of study; often used as a suffix for -logy, -ics, or -science