turn of events

例句：

1. 1. The turn of events has changed everything.
   事件的转折改变了一切。
2. 2. The turning point in history was the invention of the printing press.
   历史转折点是印刷术的发明。
3. 3. The turning event in their relationship was when he proposed to her.
   他们关系中的转折点是他向她求婚。