The last eight lines announce the course of this new poet's life -announce the fact that this poet's course in life is about to undergo a drastic change.

最后8行预示了这位新生诗人的生命轨迹,预示着他的生命轨迹,将要发生惊天动地的变化。

耶鲁公开课 - 弥尔顿课程节选

Well, in recent times, I mean,9/11 was a really dramatic event in world history here.

近期的话，9/11是美国历史上惊天动地的大事件。

911事件的影响 - SpeakingMax英语口语达人