You don't laugh tears away.

你别笑了眼泪都掉了。

youdao

As the adage goes if you don't laugh you will cry.

正如谚语所说，如果你不笑那便会哭泣。

youdao

If you don't laugh at life, life will laugh at you!

如果你不嘲笑生活，生活就会嘲笑你。

youdao

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

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

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

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She always told me that if you don't laugh you cry, so she laughed about it.

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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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