So, at this point, kept the pre-med, just switched the major to chemistry.

如果你一心一意的要学生物学，我猜你会选择有机化学。

麻省理工公开课 - 化学原理课程节选

So it is a very thin and quick move, one on a second, by which I mean that one electrode, one set of neurons is the a very important piece of the puzzle, but not all that you need.

所以说，这是一个非常细微而迅速的动作，一秒钟一次，我是说一个电极，一组电极对于去猜整个谜很重要，但是你需要的远不止这些。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选