有ゆう効こうに使つかう

expression, godan verb (-u)

make good use of; use effectively; use to one's advantage

Emphasizes using something in a way that maximizes its value or benefit, often with a strategic or practical nuance.

• 時じ間かんを有ゆう効こうに使つかうために、スケジュールを立たてた。

  I made a schedule to make good use of my time.

• 彼かれは限かぎられた予よ算さんを有ゆう効こうに使つかって、プロジェクトを成せい功こうさせた。

  He used the limited budget effectively and made the project a success.