A human being, especially a person as distinguished from an animal or (in science fiction) an alien human-being: A\human\being\ a\限定词丨冠词 human\前置修饰语丨名词 being\中心词丨名词 human\beings\ human\前置修饰语丨名词 beings\中心词丨名词 特别提醒： -ed分词、-ing分词、不定式 在“成. Jul 5, 2012ergonomics (or human factors) is the scientific discipline concerned with the understanding of interactions among humans and other elements of a system, and the.
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