1 connected with or happening in the mind; involving the process of thinking 与精神、心智、思想或思考有关的:
It's fascinating to watch a child's mental development.观察儿童的心智发展是很有趣的。
2 connected with illness of the mind 与精神病有关的:
a mental disorder/illness精神错乱﹔精神病 ➔mentally /ˈmentəli ||; ˈmɛntḷɪ/ advShe's mentally ill.她有精神病。
mental/ˋmɛntḷ; ˈmentl/adj [only before noun 仅用于名词前] relating to the mind, or happening in the mind 精神的﹔智力的﹔内心的: Stress affects physical and mental health . 压力对身体健康和心理健康都有影响。mental illness 精神病a child's mental development 儿童的智力发展mental arithmetic 心算He made a mental note (=made a special effort to remember) to call her. 他心里记着要打电话给她。—mentally adv : mentally ill 精神上有病的