Other times it behaves as a wave, and that is the way it helps us to think and rationalize what we observe.

另一些时候它更像波，而这是能帮助我们思考,和理解我们所观察到的东西的一种方法。

麻省理工公开课 - 固态化学导论课程节选

And it's very helpful because it gives us a way to think about it.

因为它给了我们,一种思考的方法，我们不能。

麻省理工公开课 - 化学原理课程节选