Moses will later marry Zipporah, one of these women, and live as a shepherd in Midian for about 40 years.

后来摩西与西坡拉结婚，她是那些女人中的一个，作为一个牧人在米甸生活了大约四十年。

耶鲁公开课 - 旧约导论课程节选

For at least four decades, people have been building tools called debuggers.

在过去的至少四十年里,人们一直在做一种叫做调试器的工具。

麻省理工公开课 - 计算机科学及编程导论课程节选

Four decades in a row the production of American cotton nearly doubled.

美国棉花产量翻倍的传奇,持续了四十年

耶鲁公开课 - 美国内战与重建课程节选

In addition, even people-- I got vaccinated 40 years ago,right?

此外,即便是像我这样的人,接种天花已经四十年了

耶鲁公开课 - 生物医学工程探索课程节选

The English Civil War, the Thirty Years' War, in which in parts of central Europe a quarter of the population disappeared, were killed, murdered in ways that I will unfortunately show you in a while.

欧洲近四分之一人口,死于三十年战争和英国内战,稍后我会展示给你们看,我对此也很难过

耶鲁公开课 - 欧洲文明课程节选