1. 人类;（总称）人
    All the people in the world can be referred to as humanity .

humanity的反义词

    e.g. They face charges of committing crimes against humanity.
           他们被控犯有反人类罪。
    e.g. ...a young lawyer full of illusions and love of humanity.
           满脑子幻想并且博爱的年轻律师

2. 人性;人的属性
    A person's humanity is their state of being a human being, rather than an animal or an object.

    e.g. ...a man who's almost lost his humanity in his bitter hatred of his rivals.
           因痛恨竞争对手而几乎丧失人性的男子

3. 人道;仁慈;博爱
    Humanity is the quality of being kind, thoughtful, and sympathetic towards others.

humanity在线翻译

    e.g. Her speech showed great maturity and humanity.
           她的演讲思想高度成熟，并且洋溢着博爱精神。

4. （历史、哲学、文学等）人文学科
    The humanities are the subjects such as history, philosophy, and literature which are concerned with human ideas and behaviour.

    e.g. ...students majoring in the humanities.
           主修人文学科的学生