Read Edit View history 圆周率 yuánzhōulǜ pi Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 圆周率/圓周率 · yuánzhōulǜ · pi 2026/03/04 圆周率 / 圓周率 yuánzhōulǜ pi (math.) the ratio of the circumference of a circle to its diameter (π) 圆周率的数值约等于3.14。 noun created sense Mar 4, 2026, 02:25 AM