In other words, they are angular measures, in degrees with decimal fraction, not linear distances (in meters, feet, or similar units).
换句话说，它们是角度度量，以带小数部分的度数表示，不是直线距离(采用米、英尺或类似的单位)。
We call it angular frequency, and the units are the same.
我们叫它角频率，单位是一样的。
The units are in radians per second, the same as angular velocity.
单位都是，弧度每秒，和角速度一样。
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