"fateful" in Chinese (Simplified)
决定性的命运攸关的
Definition
形容某事有极其重大的影响，常常会戏剧性地改变事件的发展，有时带有命运注定的感觉。
Usage Notes (Chinese (Simplified))
较正式或文学用语，形容严重、不可逆转的重大事件，常暗含命中注定或不祥的意味。常见搭配有“fateful day”、“fateful decision”。不要用于普通小事。
Examples
That was a fateful day for our family.
那是我们家庭的一个**决定性**日子。
On that fateful night, the ship hit an iceberg.
在那**命运攸关的**夜晚，这艘船撞上了一座冰山。
He made a fateful decision to leave his job.
他做出了辞职这个**决定性**的决定。
We met by chance on that fateful afternoon, and nothing was the same after.
我们在那个**命运攸关的**下午偶然相遇，之后一切都变了。
Looking back, that fateful phone call changed both our lives.
回想起来，那通**决定性**的电话改变了我们两个人的生活。
It was a fateful mistake that couldn't be undone.
那是一个无法挽回的**命运性**错误。