serious a. 1. 严重的;危急的;令人担心的 His error is serious. 他的错误很严重。 2. 严肃的,庄严的 He was kind and affectionate, but very serious. 他仁慈、亲切,但非常严肃。 3. 认真的;不是开玩笑的;当真的[(+about/in)] I was pretty se..。
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