All we really needed to know about it is that this is smaller right.

我们已经知道,这部分比较小。

麻省理工公开课 - 热力学与动力学课程节选

The important concept is that, while every cell in your body has the capability of making all the proteins that are needed throughout your body, not every cell is doing that at any given time.

这里面有一个重要的概念,就是尽管你身体里的细胞都,有能力制造出,全身上下所需的所有蛋白质,但不是所有细胞每时每刻都在这么做

耶鲁公开课 - 生物医学工程探索课程节选