现在他们以更大的群体聚合在一起。

Now they're coming together in bigger groups.

youdao

越来越多的人认识到，表面上相似的顾客群体在他们想买什么和他们想怎么买方面可能有非常不同的偏好。

There's a growing appreciation that superficially similar groups of customers may have very different preferences in terms of what they want to buy and how they want to buy it.

youdao

但是，一些孩子在他们的群体中总是显得幼稚些，这种差异在幼儿园小班更为显著一些。

But some children will always be young for their peer group in any given class, and this difference can be particularly noticeable in early grades.

youdao

But it's all different degrees of terrible, if you will, because so many people in the population share that biological vulnerability and when the environment changes, we have the problems.

只要愿意,这造成的恐慌程度是不同的,因为在人群中有很多这样的群体,他们都有这种生物易损性,当环境发生变化时,就会出现问题

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选