At a recent driving event near Washington,D.C., teenage drivers tested their skills on a closely-monitored obstacle course to compare how they drove with - and without - distraction.

VOA: standard.2010.06.24

Now, I wanted to compare it with another question that I--people have this simple idea that there's a best investment.

现在,让我们对比另一个问题,人们总是简单地认为存在一种最佳投资

耶鲁公开课 - 金融市场课程节选

It's totally legit to cull a function, get back a value, do nothing with it other than compare it to another value.

挑选一个函数是完全合法的，返回一个值，用它来做些事情而不是用它与其它的值比较。

哈佛公开课 - 计算机科学课程节选

You can't compare a pair of shoes with the child's life."

你不能拿一双鞋子和一个小孩的生命比较“

普林斯顿公开课 - 人性课程节选

If you compare the s orbital with the bottom lobe, these have a different sign so they're going to destructively interfere.

如果你们比较s轨道和下面这叶，它们正负号相反,所以它们相消干涉。

麻省理工公开课 - 化学原理课程节选