关系者

例句：

1. 1. The relationship between the two companies is very close.
   两家公司之间的关系非常紧密。
2. 2. He is a key member of our team and has been instrumental in our project.
   他是我们团队的关键成员，对我们的项目起到了关键作用。
3. 3.The new policy will affect all stakeholders in the industry.
   新政策将影响整个行业的所有利益相关者。