benifitial为形容词，意为“有益的，有利的”，侧重对健康、身心或事业有益。beneficial在法律术语中可作“有使用权的；有权益的”解，此时不用于比较等级。例句：It's a beneficial result to us.对我们来说那是有利的结果。Word of mouth advertising is the most beneficial.口碑广告是最有利的。Calcium is beneficial to our bones.钙对我们的骨骼有益。

1、be beneficial for.对......有好处

例句：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。

2、be beneficial to.有益于

例句：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。

1、And what would the responsible and beneficial development and use of this technology actually look like?

如果真的负责地对这项技术进行有益的开发和使用，结果又会如何?

2、Since there is no way for me to avoid exams,I am currently questioning what kind are the most taxing and ultimately beneficial.

由于无法躲避掉考试，所以我现在的问题是哪种考试是最累人也是最有益的。

3、A good diet is beneficial to health.

良好的饮食有益于健康。

4、Using computers has a beneficial effect on children's learning.

使用计算机对孩子们的学习有益。

5、An aptitude for computing is beneficial for students taking this degree.

计算才能对于攻读这个学位的学生有益处。

6、It can be beneficial to share your feelings with someone you trust

向自己信任的人倾诉感情是很有益处的。

7、Walking is extremely beneficial to your body shape.

散步对于塑形非常有好处。

8、While a moderate amount of stress can be beneficial,too much stress can exhaust you.

适度的压力是有好处的，但是压力太大会把人压垮。

9、Sometimes,avoidance of one particular food will have this beneficial effect,though admittedly rarely.

有时，对某一食物的忌口能带来这种好处，尽管不可否认这种情况极为少见。

10、A half-hour daily walk can be more beneficial than one hard bout of exercise a week.

每天散步半小时会比一周剧烈运动一次对身体更有益。

11、There's a lot of evidence that oily fish,as distinct from fatty meat,has a beneficial effect.

有许多证据表明油性鱼，与高脂肪肉不同，对人体有益。

12、One or two glasses of wine a day can be beneficial.

每天喝一两杯葡萄酒会对身体有好处。

13、The newly issued regulations are beneficial to people with lower incomes.

新发布的规定对低收入人群有利。

14、Fresh air is beneficial to health.

新鲜空气有益于健康。

15、Climbing is beneficial to health.

登山对健康有益。

16、Market economy is a kind of beneficial economy.

市场经济是要讲求效益的经济。

17、It is beneficial to the society and the people.

这有益于社会，有益于人民。

18、All these factors proved to be beneficial for the opposition.

所有这些因素都对反对派有利。

19、I hope your holiday will be beneficial to you.

我希望你的假期会对你有益。

20、It is beneficial for the speedy movement of passengers and cargo.

这有利于快速客货运输。