be beneficial to是一个固定的结构，后接直接受益对象，之后可以加人，也可以加非人。beneficial是形容词，意为有益的、有利的、有帮助的，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。

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。

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。

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。

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。