短語(yǔ)詞組短語(yǔ)functional underclass 功能性的底層Black Underclass 黑人底層堦級(jí)troubled underclass 麻煩的下層堦級(jí)an underclass 下級(jí)information underclass 信息平民堦級(jí)institutional underclass 制度性底層Genetic Underclass 遺傳基因低等The Underclass 底層堦級(jí) 返回 underclass