[] () used to say that the person holding a particular job or position in an organization frequently changes旋转门（指一机构中某职位频繁换人）◆The project had been in development for years, with a revolving door of managers attached to it.这个项目已开发数年，而项目经理频繁易人。◆revolving-door leadership旋转门领导a place, an organization or a system where people come in and go out again quickly, often many times旋转门（指人们频繁进出的场所）◆a revolving-door workplace (= where people take jobs but leave after a short time)人员流动大的工作场所used to talk about a situation in which the same events or problems keep happening旋转门（指相同的事件或问题反复发生）◆revolving-door crime重复犯罪