例如，亚里斯多德在公元前三世纪曾有一个研究型图书馆。

For example, Aristotle once had a research library in the third century B.C..

youdao

然而，在希腊和其他地方有一些天文学家不同意地心说的观点，例如，一位生活在公元前三世纪的希腊天文学家。

However, there were a few astronomers in Greece and other places who didn't agree with the geocentric view, for example, a Greek astronomer who lived in the third century B.C.E.

youdao

并于公元前三世纪成型。

The wall finally took shape in the the third century B.C.

youdao

If you want a real world example of this, think about the third Century B.C., someone can correct me afterwards.

现实世界也有这样的例子,大概在公元前三世纪,如果我说错了请大家来纠正

耶鲁公开课 - 博弈论课程节选

Not Hannibal Lecter Hannibal the general in the third Century B.C..

我说的不是汉尼拔·莱格,而是公元前三世纪的汉尼拔将军

耶鲁公开课 - 博弈论课程节选

I think it's the third Century B.C.

我记得是公元前三世纪

耶鲁公开课 - 博弈论课程节选