The three sons also contribute to the family business.

3个儿子也为家族企业做贡献。

I believe that each of us can contribute to the future of the world.

我相信我们每一个人都能为世界的未来做出贡献。

The US is contributing $4 billion in loans, credits, and grants.

美国以信贷和赠与的方式捐助了40亿美元。

Local businesses have agreed to contribute.

当地的公司已经同意捐助了。

The report says design faults in both the vessels contributed to the tragedy.

报道称两艘船在设计上的缺陷是造成悲剧的原因。

Stress, both human and mechanical, may also be a contributing factor.

同时来自人的和机械方面的压力可能也是一个因素。