词根bene, 好。fic, 做，同fact.

beneficial (adj.)

mid-15c., "helpful, advantageous," from Middle French bénéficial and directly from Latin beneficialis "pertaining to a favor," from beneficium (see benefice). Related: Beneficially.

1. 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。

来自柯林斯例句

2. 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。

来自柯林斯例句

3. They have seen the change as unquestionably beneficial to the country.

他们认为这个变革对该国无疑是非常有益的。

来自柯林斯例句

4. Walking is extremely beneficial to your body shape.

散步对于塑形非常有好处。

来自柯林斯例句

5. A good diet is beneficial to health.

良好的饮食有益于健康。

来自《权威词典》