Fetching details from the dictionary...
(street) corner; turn (in the road); bend
turning point; watershed
曲がり角は見通しが悪い。
The corner has poor visibility.
子供が勢いよく曲がり角を曲がった。
The child turned the corner with great momentum.
彼女はキャリアの曲がり角に立っていると感じた。
She felt she was standing at a turning point in her career.