百不失一

Explanation: Failure: fault, error. Perfectly safe. Described the work there full advantage, never mistakes 　　Usage: Contraction type; as predicate, attributive; means a full grasp of 　　Source: Han Wang, "Lun Heng must Song": "From the door should be court, court room listening to the words, even the loss of nine; as Shengtang peep room, 100 not lose one." 　　Examples: He operator of a move, we know this name, Qiongtongshouyao, ~. (Ming Ling Meng-chu "first moment of surprises" VII) Thesaurus:  hundred Differ bright, determine the victory the winged steed