So, even though we don't have the lithium anymore, we still keep that atomic number 7 around.

尽管现在它不含锂了，但是作为原子量的七，还是在一定程度上保留了下来。

麻省理工公开课 - 化学原理课程节选

I don't think too many people and here are probably taking lithium.

我认为没有多少人,包括在座的人可能会吃锂。

麻省理工公开课 - 化学原理课程节选