I was angry at the time but we had a good laugh about it afterwards.

我当时很生气，可后来却又觉得十分可笑。

《牛津词典》

The laugh at that time are triggered by surprise in a safe situation (think peek-a-boo), and don't just endear babies to their parents.

那时候的笑在一个安全的条件下，被一个个意外的情况引起（比如躲猫猫），不要让小宝贝们只跟他们的父母亲密。

youdao

He spent a lot of time with children in the hospital, and often put a special red nose on his face to look like a clown and to make the children laugh.

他在医院里花了很多时间和孩子们在一起，经常把一个特别的红鼻子戴在脸上，看起来像个小丑，逗孩子们笑。

youdao

We're no longer able to talk with them,spend time with them, watch a movie,look at the sunset,have a laugh.

我们不再能够和他交谈，看电影，一起看日落，一起欢笑。

耶鲁公开课 - 死亡课程节选

You wouldn't laugh during a conference where the boss says quarterly earnings are at an all-time low but you would laugh if the boss told a funny (or at least he thinks it's funny) joke.

CNN: Dealing with tears at work

We have a laugh, we have a crack but when it's time to get down to business we get down and train hard -and that's all down to Rob.

BBC: Great Britain amateur boxers praise coach Rob McCracken

That it manages to make them laugh at the same time is a rare and welcome feat.

ECONOMIST: Statistics