正比例 zhèngbǐlì direct proportion Origin Definitions Defs Strokes Stroke Words Sentences Sents 正 zhèng adjectivenoun positive positive; plus; describes numbers greater than zero or positive electrical charges比例 bǐlì noun proportion The relationship between different amounts, sizes, or parts of a whole; numerical ratio or percentage; (mathematics) an equality of two ratios (a:b = c:d)