One group was allowed to watch a funny clip online beforehand, while members of the other team had to go straight to work - while listening to the laughter of their peers in the other room.

其中一组人员在这此前先看到了一段在线的滑稽视频，而另一组人员则径直的开始接受测试，并且一边还能听到另一组人看滑稽视频时发出的笑声。

youdao

Instead, this group of people is practicing laughter therapy.

这群人是在进行笑声疗法。

youdao

Eruptions of laughter mixed with heated debate, all while different women reached out and picked up rocks, holding them out to the group.

激烈的讨论中时不时爆发出阵阵笑声，所有不同的女性都伸出手捡起石头把它们从群体里扔出去。

youdao

Now, I've talked about laughter on two separate occasions and on each of the occasions when I talked in front of a large group like this somebody came up to me afterwards and said, "But I can."

我之前也有两次提到过笑,第一次,当我在这么一大群人面前讲完后,都会有人上来跟我说，“我可以”

耶鲁公开课 - 心理学导论课程节选

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

But it's been silent today, and instead the air is full of shouts and laughter as a group of boys play in the surf.

BBC: Besieged Misrata: Seaside picnics, laughter and rockets

Although the academy has given nominations here and there to a few "laughter through the tears" comic dramas, the group has long shown a perplexing shyness when it comes to recognizing movies that, you know, make people laugh.

NPR: Make 'Em Laugh: Why No Oscar for Best Comedy?

Mr McLoughlin told the Commons that he would not "wholly rule out" putting a new runway at Heathrow, adding, to mocking laughter, that the way forward was to set up a working group.

BBC: New transport secretary's Heathrow baggage