radian

导读:radian读音音标
英 [ˈreɪdiən]美 [ˈrediən]
radian意思解释
n.弧度;弪; 英英释义 radian[ \'reidiən ]n.the unit of plane angle adopted under the Systeme Internati

radian读音音标

英 [ˈreɪdiən]

美 [ˈrediən]

radian意思解释

n.

弧度;

弪;

英英释义

radian

[ \'reidiən ]

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)

同义词:rad

双语例句

用作名词(n.)A unit of angular distance equals to one thousandth of a radian.一种角距离单位相当于弧度的千分之一。

radiance
radials
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