be beneficial to是一個固定的結構，后接直接受益對象，之后可以加人，也可以加非人。beneficial是形容詞，意為有益的、有利的、有幫助的，側重對健康、身心或事業(yè)有益。beneficial后面通常加for或to，構成搭配be beneficial for和be beneficial to。

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

我認為一種更為徹底和客觀的討論會對社區(qū)更為有益。

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

我們衷心的希望我們的產品和服務能為您的企業(yè)發(fā)展有所裨益。

Exercising regularly and eating reasonably is beneficial for your health.

定期鍛煉并合理飲食對你的健康有好處。

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

聽一些放松的音樂，尤其是古典音樂，對你的睡眠，甚至是失眠都有好處。