beneficial
英 [ˌbenɪˈfɪʃl] 美 [ˌbenɪˈfɪʃl]
adj. 有益的;有利的;有帮助的;受益的
例句:
He had a beneficial influence on the children.
他对孩子们产生了有益的影响。
Using computers has a beneficial effect on children's learning.
使用计算机对孩子们的学习有益。
Wine in moderation is beneficial to health.
适量饮酒有益健康。
a beneficial interest in land
土地的受益权