When you're in a group doing something terribly aggressive and you are not--you don't feel like you're at risk you might laugh and laughter is a signal to other members of your group as a signal of solidarity and what you're doing together.

当你在群体在做具有强烈攻击性的行为时,你不会觉得自己有危险,你会笑,你笑是向其他群体成员传达一个信号,你们团结一致，共同进退。

耶鲁公开课 - 心理学导论课程节选

Don't laugh at him.

别嘲笑他。

Don't 课堂 - SpeakingMax英语口语达人

You can look at your sister and say, "Don't laugh at him."

你可以看着你的妹妹说，“Don't laugh at him.”

Don't 课堂 - SpeakingMax英语口语达人

His 1953 film, Trouble In Store, and hit records such as Don't Laugh At Me, became classics.

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If you don't laugh at least a couple of times a day in lockdown, you won't make it through the year.

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If it's not, you don't laugh -- or at very worst, you can leave quietly.

CNN: If you don't want to hear an edgy joke, don't listen