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(shù)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(duì)孩子們產(chǎn)生了有益的影響。

　　短語：

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

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

　　使用計(jì)算機(jī)對(duì)孩子們的學(xué)習(xí)有益。

　　2、beneficial to sth 對(duì)…有益的

　　例句：Wine in moderation is beneficial to health.

　　適量飲酒有益健康。