The lower classes became a reliable source of labor.

下层阶级成为了可靠的劳动力来源。

But I look down on him because he is lower class.

可我看不起他 因为他是个次等阶级。

No longer would nursing be something for nuns and the lower classes.

护理不再是修女和下层阶级的事情。

We'll sit apart from them, as we're of a lower class!

我们不跟他们一起坐，因为我们层次低！

During this period, the lower classes experienced sordid working and living conditions.

在工业革命期间，较低阶层的人们活在肮葬恶劣的工作和生活环境下。

Thus, Austen never features or gives voice to the lower classes and servants.

因此，奥斯汀从未特意描写过下层社会和仆人，亦或是让他们有只言片语。

And comedies about unserious middle class and lower class people falling in love.

喜剧必须是关于不严肃的中产阶级和下层阶级坠入爱河。

They found that 35 percent of college graduates described themselves as working or lower class.

他们发现，35%的大学生认为自己是工薪阶级甚至更低的阶级。

But now we're seeing these people of other lower working classes that are crossing into Colombia.

而现在，我们看到这些下层工人阶级越过边境进入哥伦比亚。

So it could not have started in the lower classes and worked its way up.

所以不可能从底层阶级开始，然后逐步向上发展。