失效 shīxiào HSK7 lose effectiveness Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: fail All meanings 3 shīxiào 3 lose effectiveness 2fail 1 1 sentence for 失效 (shīxiào — fail) 飞机的液压系统突然失效,导致紧急迫降。 fēijī de yèyā xìtǒng tūrán shīxiào, dǎozhì jǐnjí pòjiàng. The aircraft's hydraulic system suddenly failed, resulting in an emergency landing. Source: Dong Chinese Dictionary