Question

radius n.半径（距离）;用半径度量的圆形面积;半径范围;桡骨; pl:radii~

Accepted Answer

英[ˈreɪdiəs]  美[ˈrediəs] N-SING半径范围；半径距离The radius around a particular point is the distance from it in any direction.例：Nigel has searched for work in a ten-mile radius around his home.奈杰尔一直在他家周围10英里的范围内找工作。N-COUNT半径The radius of a circle is the distance from its centre to its outside edge.例：He indicated a semicircle with a radius of about thirty miles.他标示出了一个半径大约为30英里的半圆形。

单词	radius
音标	英[ˈreɪdiəs] 美[ˈrediəs]
解释	n.半径（距离）;用半径度量的圆形面积;半径范围;桡骨;
例句	N-SING 半径范围；半径距离 The radius around a particular point is the distance from it in any direction. 例：Nigel has searched for work in a ten-mile radius around his home.奈杰尔一直在他家周围10英里的范围内找工作。 N-COUNT 半径 The radius of a circle is the distance from its centre to its outside edge. 例：He indicated a semicircle with a radius of about thirty miles.他标示出了一个半径大约为30英里的半圆形。
变形	pl:radii~

Radius Distance 英[ˈreɪdiəs 美[ˈrediəs N.半径（距离）;用半径度量的圆形面积;半径范围;桡骨 N Sing 半径范围；半径距离 Point