You can look at it with those poems in mind where Yeats imagines a new world coming into being, ushered in through the blood of the old.

你们可以回忆一下那两首诗,其中叶芝想象了一个新的世界，那从旧世界鲜血里开辟。

耶鲁公开课 - 现代诗歌课程节选

So I would highly suggest for everybody in the world to speak at least two languages.

所以我向这个世界上的所有人强烈建议，至少要懂两种语言。

必须掌握两门语言 - SpeakingMax英语口语达人

There are only two kinds of waves.

世界上有两种波。

麻省理工公开课 - 固态化学导论课程节选

They believed the world was made up of a struggle between human autonomy, on the one hand, and human dependency on the other, and you should never give up on that dependency.

他们相信这个世界是由两部分组成,一部分是人自身的自律,而另一部分则是人类与人之间的相互依赖,你永远不应该放弃那种依赖

耶鲁公开课 - 美国内战与重建课程节选

One that I found most instructive is called The Cambridge World History of Food, which is this very--two very large volumes.

我觉得最具指导性的是,《剑桥世界饮食史》,它有两大卷

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Right.-Those are the two competing ideas in the world.

是的-这是世界上两种相互斗争的观点。

普林斯顿公开课 - 人性课程节选

So, it's very well designed such that they've minimized any of these destructive interference dead sounds. So, it's nice, on a student budget you can go and get the worst seat in the house and you can hear just as well as they can hear up front, even if you can't actually see what's going on.

世界上最好的两三个音乐厅之一,它的设计十分精巧，把任何相干相消,都见到了最低，所以这点对于你们,用学生预算买到一个最差的位置的人,来说是很好的，你们可以听得,像前排一样清楚，虽然你们,可能看不见台上发生了什么。

麻省理工公开课 - 化学原理课程节选