Definition & Meaning

pi; ratio of the circumference of a circle to its diameter

yuán zhōu lǜ

圆 周 率

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n.pi; ratio of the circumference of a circle to its diameter
- bù shǎo hái zi huì bǎ yuán zhōu lǜ bèi dào xiǎo shù diǎn hòu hěn duō wèi
  不少孩子会把圆周率背到小数点后很多位。
  Some children can recite pi to many decimal digits.

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