So it's a really powerful and simple formalism, once we set up what is needed the go through it, right?

因此这是一种很强大而简单的形式,一旦我们定下需要什么,就可以推导出它，对吧？

麻省理工公开课 - 热力学与动力学课程节选

Leda feels the beating of the swan's heart, and that heart is "strange" to her, that simple, powerful word.

丽达感受到天鹅的心跳，而那心跳对她来说很陌生，陌生，是个简单给力的词。

耶鲁公开课 - 现代诗歌课程节选