He chose to use something that most people used as children and could relate to.

VOA: special.2010.07.30

All right, so that was a quick aside on thinking about how these properties can, in fact, relate to something in our body.

好的，我们刚才小小地离题了一下,来想了想我们讲过的性质，在实际上，是如何跟我们身体的某些机能联系起来的。

麻省理工公开课 - 化学原理课程节选

How do we relate this to something physical?

我们怎样把这个式子？

麻省理工公开课 - 热力学与动力学课程节选