adj. 有益的，有利的;可享利益的

　　例句：

　　1、I have mentioned a number of times the beneficial effects of music played to the unborn child.

　　我已數次談及給未出生孩子播放音樂的益處。

　　2、He had a beneficial influence on the children.

　　他對孩子們產生了有益的影響。

　　短語：

　　1、to have a beneficial effect on sth 對…有益;有益于…

　　例句：Using computers has a beneficial effect on children's learning.

　　使用計算機對孩子們的學習有益。

　　2、beneficial to sth 對…有益的

　　例句：Wine in moderation is beneficial to health.

　　適量飲酒有益健康。