Still, there's some very interesting circumstantial evidence for Semites engaged in building projects in the thirteenth century, however and whenever they might have gotten to Egypt.

可是还是有一些非常有趣的详细的证据,因为闪族投入建筑工程是在13世纪时，他们如何，在什么时候进入埃及。

耶鲁公开课 - 旧约导论课程节选

Then from these beginnings, engineers transformed life in the twentieth century: a lot of things started in the twentieth century and became common place.

从此开始,工程师们改变了二十世纪的生活,有很多东西在二十世纪发明并得到普及

耶鲁公开课 - 生物医学工程探索课程节选

Now, in the thirteenth century, this is being rebuilt, and that's in the area of Goshen.

好，是在十三世纪，它正在建造当中，建筑工程在Goshen地区。

耶鲁公开课 - 旧约导论课程节选

Because there are airplanes that were also developed by engineers in that century.

飞机也是,由工程师在这个世纪发明的

耶鲁公开课 - 生物医学工程探索课程节选

Engineering became a discipline in about the middle of the 1800s.

工程学在19世纪中期成为一门学科

耶鲁公开课 - 生物医学工程探索课程节选

Engineers in the twentieth century have transformed our society.

二十世纪的工程师已经改变了我们的社会

耶鲁公开课 - 生物医学工程探索课程节选