benefit的形容词是beneficial，其意思是有益的、有利的、有裨益的、有用的等，侧重对健康、身心或事业有益。beneficial后面通常加for或to，构成搭配be beneficial for和be beneficial to。benefit作名词，意思是益处、优势、成效、福利费、保险金等；作动词意思是使受益、得益于等。

例句：1、Exercising regularly and eating reasonably is beneficial for your health.

定期锻炼并合理饮食对你的健康有好处。

2、Listening to some relaxing music,especially classical music,is beneficial for your sleeping,even insomnia.

听一些放松的音乐，尤其是古典音乐，对你的睡眠，甚至是失眠都有好处。

3、I think a more thorough and objective discussion would be beneficial to the community as a whole.

我认为一种更为彻底和客观的讨论会对社区更为有益。

4、We sincerely hope our products and services for your business can be beneficial to development.

我们衷心的希望我们的产品和服务能为您的企业发展有所裨益。