They are a prosperous upper-middle-class couple with social aspirations.他们是希望出人头地的一对阔绰的来自中上层社会的夫妇。He used to live in upper-middle-class affluence.他曾过着中产阶级上层的富裕生活。Christopher came from a comfortable family of upper-middle-class achievers.克里斯托弗来自一个很成功的中上层阶级富裕家庭。