- 周三徑一
- zhou1 san1 jing4 yi1circumference of a circle is proverbially three times its radius* * *周三徑一|周三径一 [zhōu sān jìng yī] ► circumference of a circle is proverbially three times its radius
Chinese-English dictionary. Academic. 2013.
Chinese-English dictionary. Academic. 2013.