是动词，名词类词。

v. 笑，发出笑声笑着说

n. 笑（声）引人发笑的事或人We had a laugh over that one.

我们对此大笑。

He uttered a snorting laugh.

他扑哧一声笑了。

You never laugh at my jokes!

你们听了我的笑话从不发笑！

I resisted the impulse to laugh.

我强忍着没有笑出来。

Don't laugh boy. This is serious.

不要笑，伙计。这事很重要。