radians
弧度
英語(yǔ)翻譯 名詞 radian:
-
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)
造句
- Radians are another way to measure angles.
弧度是另一種度量角度的方法。
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