noun
sharp curve; sharp turn
Used for roads, railways, and paths; can also describe a sudden change in direction or trend.
この先は急カーブが続くので、スピードを落としてください。
There are sharp curves ahead, so please slow down.
急カーブを曲がるときは、ハンドルをしっかり握っ
When turning a sharp curve, hold the steering wheel firmly.