radius
US /ˈreɪ.di.əs/
UK /ˈreɪ.di.əs/
名词
1.
半径
a straight line from the center to the circumference of a circle or sphere
示例:
•
The radius of the circle is 5 cm.
圆的半径是5厘米。
•
Calculate the volume of the sphere given its radius.
计算给定半径的球体体积。
同义词: