下課后的用法和樣例：
例句
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下課后，班長(cháng)把練習冊收了起來(lái)。
The monitor collected the exercise books after the class was over. -
下課后學(xué)生們聚集在老師身邊問(wèn)了許多問(wèn)題。
The students flocked round their teacher after class to ask many questions. -
我聽(tīng)到一件很滑稽的事。下課后告訴你。
I have heard something very funny. I'll let you in on it after class.
