He made a very positive contribution to the success of the project.

他对项目的成功贡献良多。

《牛津词典》

China highly appreciates the positive contribution made by H.E. Pfirter.

中方对菲尔特阁下做出的积极贡献表示高度赞赏。

youdao

This sort of person wants to make some positive contribution to society, so supports us.

这种人打算对社会做些消极贡献，于是决定支持我们。

youdao

"We can be proud of the positive contribution that our servicemen and women are making, in conjunction with our allies,".

VOA: standard.2009.12.25

Global citizens are also moved by a desire to make a positive contribution through their work.

FORBES: Being Global IV: Global Leaders Become Global Citizens

We therefore expect the foreign balance to continue to make a positive contribution to growth.

ECONOMIST: Indonesia's robust economy continues to grow

Receiving awards has made a real and positive contribution to the lives of those we support.

BBC: Community kitchen gains PM's Big Society Award