We already moved way forward and completely revolutionizing the understanding of an atom in that there's something in an atom - it's not the smallest thing there is.

我们已经超前走了一步,完全改变我们对原子的看法：,原子里面还有东西，它并不是最小的,但你也知道。

麻省理工公开课 - 化学原理课程节选