水是含有氢元素和氧元素的化合物。

Water is a compound containing the elements of hydrogen and oxygen.

youdao

解码器必须创建一个认知空间，在该认知空间中可以通过索引来实现专门的元素和术语。

The decoder has to create a cognitive space in which the deictic elements and terms can be realized indexically.

youdao

水是含有氢元素和氧元素的化合物。

Water is a compound containing the elements hydrogen and oxygen.

《新英汉大辞典》

And, at the other extreme, we have elements with very high value, elements with high average valence electron energy.

另外，在另一端，我们有原子序数较大的元素，这些元素有着较高的平均化合价和电子能。

麻省理工公开课 - 固态化学导论课程节选

But we've defined the enthalpy of those elements in their stable state at room temperature and pressure as zero, right?

但我们已经定义了这些,元素处于它们室温和常压下,最稳定的状态时的焓为零，对吧？

麻省理工公开课 - 热力学与动力学课程节选

Now, remember, the formation of the ionic bonds was from group one and group two, and over here with group six and seven.

现在请记住，离子键的形成,从第一族和第二族元素，与六七主族的元素相互构成的。

麻省理工公开课 - 固态化学导论课程节选