单词：radians
(radian 的复数) n. 弧度
[计] 弧度
[计] 弧度
plural of radian
n. the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
n. the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)
radians的用法和样例：
例句
- Radians are another way to measure angles.弧度是另一种度量角度的方法。