Social stratification, where social class is strictly defined and enforced, and social mobility is non-existent (see caste system).
Social stratification, where social class is strictly defined and enforced, and social mobility is non-existent (see caste system).
社会阶层化，当社会阶级被严格的定义以及执行而且社会流动根本不存在(参照种姓制度)。