We started with just the seven metals and carbon plus sulfur, it was the point of departure for Democritus.

我们开始讲了7种金属,还有碳和硫磺，那就是Democritus的起点。

麻省理工公开课 - 固态化学导论课程节选

And, Democritus moves from practice to theory.

德谟克利特从理论实践转变。

麻省理工公开课 - 固态化学导论课程节选

Democritus Well, doesn't that sound an awful lot like Democritus?

那听起来是不是很像？

麻省理工公开课 - 固态化学导论课程节选

Isn't this a lot like Democritus?

这个不是很像德谟克利特吗？

麻省理工公开课 - 固态化学导论课程节选

About 2,400 years ago, we have Democritus.

大约2400年前，出现了德谟克利特。

麻省理工公开课 - 固态化学导论课程节选

And, what did Democritus do?

德谟克利特做了什么呢？

麻省理工公开课 - 固态化学导论课程节选

And so the first three chapters take you through the history of chemistry starting with Democritus.

前三章将带你们回顾,化学的历史，由Democritus开始。

麻省理工公开课 - 固态化学导论课程节选

And, lastly, this is Democritus that the being is made of particles that are eternal.

最后，这是Democritus认为,生命是有永恒的粒子组成的。

麻省理工公开课 - 固态化学导论课程节选