1·The parting from his sister had a positive effect on John.
和姐姐的分开对约翰有积极的影响。
—— 《柯林斯英汉双解大词典》
2·Belt and Road Initiative will have a very positive effect on the world.
“一带一路”倡议将对世界产生非常积极的影响。
3·Doing homework exerts a positive effect on kids' personality development.
做家庭作业对孩子的个性发展有积极的影响。
4·In short bursts, these hormones have a positive effect, including improved memory function.
短时间内这些激素会产生积极的影响，其中包括改善记忆功能。
5·The Association also said making the film had a very positive effect in getting staff to work together more closely.
该协会还表示，制作这部电影起了非常积极的作用，让员工更紧密地合作。
6·UK researchers found moving to a green space had a sustained positive effect, unlike pay rises or promotions, which only provided a short-term boost.
英国研究人员发现，搬迁至绿地能带来长期的积极影响，而不像加薪或升职，只提供了短期的促进作用。
7·White said his team wanted to see whether living in greener urban areas had a lasting positive effect on people's sense of well-being or whether the effect also disappeared after a period of time.
怀特说，他的团队想知道生活在绿化较好的城市地区是否会对人们的幸福感产生持久的积极影响，还是说这种影响会在一段时间后就消失。
8·Overseas investment has had a positive effect on exports.
海外投资对出口有积极影响。
—— 《牛津词典》
9·The covers are a small change, but they can still have a positive effect.
罩子只是一个微小的改变，但它们仍然可以带来积极的影响。
10·All of which, of course, have a positive effect on happiness levels.
当然，所有这些都会对幸福水平产生积极的影响。