Modern gem stones according to the newest stone will be divided into three categories use, they are: chromatic gem, diamond and jade.
现代宝石学最新根据宝石的用途将宝石分为三个类别，它们分别是：彩色宝石、钻石和玉石。
2
The surface is divided up into a diagonal grid punctured by diamond-shaped panels, which integrate a series of useful functions.
表面被菱形面板分成一个对角线的网格，集成了一系列有用的功能。
3
Jared Diamond argues in his 1992 book, the Third Chimpanzee, that these ugly behaviors have stayed with us as our common ancestor divided into chimp and human line ages seven million years ago.