adj. 内心的，精神的，思想的，心理的；智慧的，智[脑]力的；〈口〉精神病的，意志薄弱的，愚笨的；
n. 精神病患者；
用作形容词(adj.)
用作定语
～+n.
His mental abilities are very good.
他的智力非常好。
He got the answer by mental arithmetic.
他用心算得出了答案。
Though he is fifteen, he has a mental age of less than five.
他虽然15岁了,但他的智力年龄却低于5岁。
The teacher will exam our ability by a mental test.
老师将通过一个智力测验检查我们的能力。
用作表语
S+be+～
His problem is mental, not physical.
他的问题是心理的而不是身体的。
Don't listen to him, he is mental.
不要听他的,他的神经有问题。
1. The woman will be confined to a mental institution.
这个女人将被关进精神病院。
2. Attitudes to mental illness have shifted in recent years.
最近几年对精神病的态度已有所改变。
3. He hanged himself two hours after arriving at a mental hospital.
在到精神病医院两小时后他就上吊自杀了。
4. He was transferred to Shoal Creek Mental Institution for an indefinite period.
他被转到了肖尔溪精神病院，要在那里无限期地呆下去。
5. Many enjoy the mental stimulation of a challenging job.
很多人喜欢富有挑战性的工作所带来的强烈的精神刺激。
6. Poor housing and family stress can affect both physical and mental health.
住房条件差、家庭压力大会影响身心两方面的健康。