Or,he or she can place the hot glass on a metal table called a marver to shape the form by rolling it back and forth.

VOA: special.2009.09.16

That means they are found on the same place on the Periodic Table.

那就是说，它们在周期表里的,位置是一样的。

麻省理工公开课 - 固态化学导论课程节选