separation/͵sɛpəˋreʃən; ˌsepəˈreIʃ$n/n 1 [U] when two things are different or are split into different parts 分开﹐分离﹐分隔: There can be no separation of politics from morality. 政治和道德是分不开的。2 [C,U] when people spend time apart from each other 离别﹐分离: a long separation from his mother 和他母亲的长久离别3 [C] an agreement between a husband and wife to live apart 分居