It was hard work. The wet clothes were heavy, and the soap had lye in it.

VOA: special.2010.03.28

Our vehicles sink into wet roads and crush dry roads because they are too big and heavy.

我们的车子因为笨重,陷入泥路中，在干道路上被压碎。

普林斯顿公开课 - 国际座谈会课程节选