役立つ
yakudatsu
to be useful; to be helpful; to serve the purpose
Example sentences
定規は直線を引くのに役立つ。
A ruler helps one to draw a straight line.
暖かい天候の時は、発汗作用が体温の調節をする上で役立つ。
During warm weather, sweating helps man regulate his body temperature.
相互理解は平和に役立つ。
Mutual understanding makes for peace.