In Yeats people are always particulars who are fitted to types which are new versions of old identities that travel across time.

在他的诗歌里人总是特定的,某些类型，是穿越时间的,古老人物的现代化身。

耶鲁公开课 - 现代诗歌课程节选

But railroads revolutionized an American sense of time, their ability to travel.

但是铁路改变了美国人的时间观念,他们有能力去旅行

耶鲁公开课 - 美国内战与重建课程节选