失常 shīcháng abnormal Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: underperform All meanings 2 shīcháng 2 abnormal 1underperform 1 1 sentence for 失常 (shīcháng — underperform) 由于过度紧张,这位选手在决赛中发挥失常。 yóuyú guòdù jǐnzhāng, zhè wèi xuǎnshǒu zài juésài zhōng fāhuī shīcháng. Due to excessive nervousness, the contestant underperformed in the finals. Source: Dong Chinese Dictionary