Nantoka/失效shī xiàoHSK 7–9失效 (shī xiào) is a Chinese word meaning “to fail; to lose effectiveness”.Meanings1to fail2to lose effectivenessCharacters in 失效失shī · to lose效xiào · to imitate (variant of 效[xiao4])Related words失去to lose消失to disappear; to fade away失踪to be missing失望disappointed失败to be defeated效果result有效effective失陪Excuse me, I must be leaving now.损失loss失to lose失败者loser效劳to serve (in some capacity)Study Chinese with flashcards →