A human being, especially a person as distinguished from an animal or (in science fiction) an alien human-being: Human organs 人体器官 human relations 人际关系 human rights 人权 human touch 人情味 human being 人 human being: 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 profession that applies.
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