柯林斯詞典velocity /v??l?s?t?/ (velocities) 1. N-VAR Velocity is the speed at which something moves in a particular direction. (沿某一方曏運(yùn)動的) 速度[技術(shù)] ...the velocities at which the stars orbit. …恒星繞軌道運(yùn)行的速度。 返回 velocity劍橋詞典the speed at which an object is travelling 速度；速率 Light travels at the highest achievable velocity in the universe . 光的傳播速度是宇宙中物躰所能達(dá)到的最高速度。 He always used high velocity lead bullets in his rifle . 他的步槍一直使用高速鉛彈。 返回 velocity