When you start describing the significance of a symbol like the tunnel, which recurs in the book, you immediately begin to limit it, and a symbol should go on deepening.

当你开始描述一个象征的意义,比如说在书中，反复出现的隧道，当你一开始予以限制，这个象征就会继续深化。

耶鲁公开课 - 1945年后的美国小说课程节选

They can live there until the death of the high priest, and the death of the high priest symbolically serves to purge or remove the blood guilt or impurity of the accidental homicide.

他们可以住在那里直到大祭司死去，大祭司的死亡象征着净化,或移除这个意外杀人者的罪孽或不洁。

耶鲁公开课 - 旧约导论课程节选

And I have purposely made the arrow shorter to indicate that it has been slowed because we are going to argue its mass didn't change, so the only way to change its energy is to change its velocity.

我已经故意将这个箭头弄短,用来象征它变慢了,因为我们将证明它的质量没有变，只有它的能量改变了,也就是它的速度变了。

麻省理工公开课 - 固态化学导论课程节选

But what's interesting about that is why this particular village became the symbol for martyrdom in France. Why?

但关键是为什么就这个村子,成了法国殉难的象征,为什么

耶鲁公开课 - 1871年后的法国课程节选

What it does for him is allow him to buy his aunt this symbol of a middle-class American domesticity, and he is a happy participant in this new purchase.

这让他能够给阿姨,买这个美国中产阶级家庭生活的象征物，而他也很高兴能这么做。

耶鲁公开课 - 1945年后的美国小说课程节选

The man is not a real man, the man is a symbol; only this time, a symbol of the real, a symbol of the actual and local of the Irish race and the reality.

这个人不是真正的人而是象征;,只是这次是真实的象征,是爱尔兰民族本地的,和真实存在的象征。

耶鲁公开课 - 现代诗歌课程节选