And vetiver planted on earthen dams may strengthen them against breaks and flooding.

VOA: special.2010.02.09

Clearly, if I take a chalk like this one here, and I throw it on the ground, and it breaks in little pieces, if I run the movie backwards that doesn't make sense, right?

很清楚，如果我拿一支这样的粉笔，把它扔到地上，它会摔成碎片，如果我们把这个场景倒过来放映,那是没有意义的，对吧？

麻省理工公开课 - 热力学与动力学课程节选

Well, you got to realize that much of the time, until the phalanx breaks, there's not a lot of killing that can go on.

你要知道,在方阵被打乱前的大部分时间里,不会有太多的伤亡

耶鲁公开课 - 古希腊历史简介课程节选