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。

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There're a lot of, there's some, yes, there are. There's some old professors who like,

有好多，有一些，有。有一些老教授，

对于古怪教授 - SpeakingMax英语口语达人

By the way, how old are the people out there is a good question.

顺便提一下,他们的年龄有多大呢

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But if there's one thing and this is a little risky because there are always holes in any claim like this but if there's one distinct feature of the Old South society and indeed its leadership and most of its people, it would be what we might label anti-modernism.

但有一点,具有一定的风险,因为任何论点中都会有漏洞,如果说旧南方社会,的领导层和大部分人民,都有一个显著的特点,那就是在我们看来,他们是反现代的

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