watershed

分水嶺、轉捩點、關鍵時刻

That election was a watershed in the country's modern history.

那場選舉是該國現代史上的分水嶺。

分水嶺、分水界

The mountain range forms the watershed between two major rivers.

這道山脈構成兩條大河之間的分水嶺。

集水區、流域

Logging upstream has damaged the entire watershed.

上游的伐木已經破壞了整個集水區。

兒少不宜時段、分級時段英式

The scene was cut because it aired before the watershed.

那段畫面因為在兒少不宜時段之前播出而被剪掉。

劃時代的、關鍵性的

The ruling was a watershed moment for workers' rights.

該判決是勞工權益的關鍵時刻。