"There was a great deal of careful data collected showing how identical the two sections, these two large sections of the class were beforehand.

VOA: special.2011.06.02

Now, this is a large class, and if you don't do anything about it, it can be very anonymous.

这是一门大班课程,如果你并不打算和周围人相互介绍的话,也就不会有什么人能够认识你了

耶鲁公开课 - 心理学导论课程节选

If the land isn't taken up by large oligarchies life slaveholding class--then the small guy has a chance.

如果土地没有被大的垄断方占有,奴隶阶级,弱小的一方就仍会有希望

耶鲁公开课 - 美国内战与重建课程节选

While some of their clients are middle class professionals from the community at large, many brothels will only accept a narrow clientele to make it difficult for law enforcement to catch them.

VOA: standard.2010.05.24

Northern Italy has a large percentage of the population who are middle class.

意大利北部有很大比例的中产阶级

耶鲁公开课 - 欧洲文明课程节选