And he defined the average in terms of not the sum divided by two, but he chose the geometric mean.

鲍林定义平均并不是,简单相加在除以二，他选择几何平均。

麻省理工公开课 - 固态化学导论课程节选

In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.

事实上，一些很老的书籍上,平均的定义就是算数意义的，总的来说被分为两种算数意义，但现代我们多用几何意义。

麻省理工公开课 - 固态化学导论课程节选

They probably succeeded in subduing some of their neighbors, collecting tribute--there's some controversy about that but in about 922 this kingdom divided into two smaller and lesser kingdoms that fell in importance.

也可能成功征服了周围的一些邻国并接受朝贡，但这点是有争议的,但约公元前922年，这个王国,分裂为两个更小更次要的国家,重要性当然也随之降低。

耶鲁公开课 - 旧约导论课程节选

The section of the Prophets is divided really into two parts, because there are two types of writing in the prophetic section of the Bible.

先知书》里可以分成两部分,因为在先知书这篇中有两组不同风格的著作。

耶鲁公开课 - 旧约导论课程节选