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

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