Periodic taple of elements

• 元素周期表

Periodic taple of elements的用法和样例：

例句

1. In the periodic table of elements, each element has its own place and number.
   在元素周期表中，各个元素都有自己的位号。
2. The periodic table would appear thus to have won a temporary reprieve.
   元素周期表的修改貌似要减缓咯。