turning point

US /ˈtɜːrnɪŋ pɔɪnt/
UK /ˈtɜːrnɪŋ pɔɪnt/
"turning point" picture
1.

轉捩點, 關鍵時刻

a time at which a decisive change in a situation occurs, especially one with important consequences

:
The invention of the internet was a turning point in human history.
互聯網的發明是人類歷史的轉捩點
His decision to move abroad marked a significant turning point in his life.
他移居國外的決定標誌著他生命中的一個重要轉捩點