不同类。

late:

adj. 晚的；迟的；已故的；最近的

adv. 晚；迟；最近；在晚期

after:

prep. 在……之后；在……身后；反复；跟随；追求；以……命名

conj. 在……之后

adv. 后来，以后

adj. 后来的，以后的；后部的The train was 40 minutes late.

火车晚点了40分钟。

I realized the truth too late.

我知道真相太晚了。

She's late for work every day.

她每天上班都迟到。Not long after that he resigned.

那以后不久他就辞职了。

She was paroled after two years.

她两年后获假释。

He did push-ups after games.

他在赛后做了俯卧撑。

I'll do my homework after supper.

晚饭后我要做家庭作业。

The class reassembled after lunch.

午饭后，全班同学又集合起来。