Not all men are wise.
并非所有的人都聪明。
He is not always here.
他并不总在这儿。
not too well
(身体)不太好
There’s not much I can do about that.
关于那件事,我能做的不多。
Not a man was killed in the accident.
那次事故中没有人员死亡。
Life is not a competition, but a trip, step by step.
生活不是竞赛,而是一场一步接着一步的旅行。
She didn’t attend the meeting; not that she was busy.
她没有参加会议,倒不是因为忙。