这段野长城自从公元910后就一直没有修缮。

We opted to go uphill to the left and toward "the Wild Wall," which has not been repaired since 910 BC.

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英语真正的历史应该从公元5世纪时入侵英国的三个日耳曼部落说起。

The history of the English language really started with the arrival of three Germanic tribes who invaded Britain during the 5th century AD.

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在从公元420年左右开始的约300年里，英国经济一直在没有钱币的情况下运行。

For about 300 years, from around AD 420, Britain's economy functioned without coin.

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When you get to say the middle of the nineteenth century and the work of the great English historian of Ancient Greece, George Grote, he begins his story in 776 with the Olympic Games.

十九世纪中叶,有一位研究古希腊的,伟大英国历史学家乔治·格罗特,他从公元776年的奥运会开始执笔

耶鲁公开课 - 古希腊历史简介课程节选

Then on the other hand, at the other extreme, you have scholars who see the patriarchal stories as entirely fabricated retrojections of a much later age. And they vary significantly as to when they think these stories were written: anywhere from the period of the monarchy all the way down to the fourth century, some of them.

另一方面又是另一个极端，有学者认为族长故事完全是后世编造的,这样一来，对这些故事是什么时候写的,也有巨大的分歧：,其中一些人认为是在从君主制时期,到公元4世纪之间的某段时候。

耶鲁公开课 - 旧约导论课程节选

Well,if you go back to the formation of musical notation from the ninth through the twelfth centuries we see that very early on these two dimensions of music the two axes of music that we talked about before pitch vertically and duration horizontally, are in place and we have these spots in this grid.

回顾一下从公元九世纪至二十世纪,音乐记谱法的历史形成过程,我们可以看出,音乐的两个维度,就是我们之前提到的音乐的两个轴,纵轴是音高,横轴是时值,在早期已经存在了,我们在这样的网格上用点记录

耶鲁公开课 - 聆听音乐课程节选