独一无二

Explanation: Not have the same or not comparable. 　　Usage: Joint type; as predicate, attributive; with commendatory 　　Source: Song Yanshou "were recorded Mirror", 31: "unique, that is really free." 　　Examples: Win money, they were a lot of reward; lost money, regardless of thousands of thousands, never Xing frown: you really want to be called the risk-takers product of ~. (Qing Li Baojia "Bureaucrats," the twenty-first back) 　　Riddle: Alone; only my own Thesaurus Group:  Only this one, no other branch, This alone door, One goes for the endless Rumphi