梯次 Traditional form: 梯次 Pinyin (reading): tīcì Definitions: echelon; tier; batch (in a sequence) in succession; tier by tier; in batches (according to a set order) Characters: 梯 - ladder, steps, stairs 次 - order, sequence; second, next; one after the other Traditional characters: 梯 - ladder, steps, stairs 次 - order, sequence; second, next; one after the other