- vested interest (in something)
a personal reason for wanting something to happen, especially because you get some advantage from it 既得利益 They have a vested interest in keeping the club as exclusive as possible. 他们希望俱乐部尽可能地限制会员加入以从中受益。 Vested interests (= people with a vested interest) are opposing the plan. 既得利益集团在反对这项计划。 She thinks that lawyers have a vested interest in making the legal process move slowly. 她认为让法律程序缓慢进行符合律师的既得利益。 Protectionism often simply supports narrow vested interests. 保护主义支持的常常就是狭隘的既得利益。