"momentous" in Chinese (Simplified)
重大的重要的
Definition
非常重要的，尤指会对未来或某种情况有重大影响。
Usage Notes (Chinese (Simplified))
'Momentous' 用于正式场合，多指历史性事件、关键决策或重大场合。不要与 'momentary'（短暂的）混淆。常与 'occasion', 'decision', 'event' 搭配使用。
Examples
Graduation day is a momentous occasion.
毕业日是一个**重要的**时刻。
The president made a momentous decision.
总统做出了一个**重大的**决定。
This discovery was momentous for science.
这一发现对科学来说是**重大的**。
Signing the peace treaty was a momentous event in history.
签署和平条约是历史上一个**重大的**事件。
Moving to another country is a momentous step in anyone's life.
搬到另一个国家是任何人生活中一个**重大的**决定。
Years later, people still talk about that momentous night.
多年以后，人们仍在谈论那个**重要的**夜晚。