He said look at sodium, magnesium, aluminum, silicon, phosphorus, sulfur, chlorine, potassium.

他说，看，钠，镁，铝，硅，磷，硫磺，氯，钾。

麻省理工公开课 - 固态化学导论课程节选

And, this is all that was known at that time, seven metals, carbon, and sulfur.

这是当时所知道的了，7种金属，碳，和硫磺。

麻省理工公开课 - 固态化学导论课程节选

If you ever read the Book of Apocalypse--or Revelation -you know it's hellfire and brimstone, the day of judgment, damnation--election into the group of the blessed, and so on.

如果你曾读过《启示录》或《天意》,你知道那些地狱火和硫磺,审判日,诅咒,获选受到保佑的人们,诸如此类

耶鲁公开课 - 聆听音乐课程节选

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