"At times the contentious battle is between the interests of the masses, the public,of the nation, of the people,and the interests of a special elite group, either family,cronies or political elements.

VOA: standard.2009.12.21

Over here in the lower left corner, we have elements that as a group have very low values of average valence electron energy.

在底层的左侧角落，我们看到以组为单位的,价电子能较低的元素。

麻省理工公开课 - 固态化学导论课程节选

And, again, some of the elements within this group may have brought with them the story of a miraculous escape from Egypt.

现在这一团体内部的一些因素又一次,带来了逃离埃及的传奇故事。

耶鲁公开课 - 旧约导论课程节选

There is a striking parallel here in that the group one elements have a tendency to want to give up electrons, F Cl Br whereas the fluorine, chlorine, bromine, have a tendency to attract electrons.

这儿有高度的相似性,每个组都有,失去电子的趋势的，相反的，则是有得电子的趋势。

麻省理工公开课 - 固态化学导论课程节选