偏差 piānchā HSK7 deviation Origin Definitions Defs Strokes Stroke Words Sentences Sents piānchā deviation 偏 piān adverb deviating deviating from a standard or average; slightly (high, low, etc.)差 chā noun difference difference; discrepancy; the result of a subtraction in mathematicspiānchā lapse 偏 piān adverb deviating deviating from a standard or average; slightly (high, low, etc.)差 chā nounverb mistake mistake; error; an unintentional fault