circumference velocity

例句：

1. 1. The car's circumference velocity is measured by the speed of its wheels.
   汽车的周长速度是通过车轮的速度来测量的。
2. 2.The wind's circumference velocity can be calculated using the formula v = ωr, where r is the radius of the circle and ω is the angular velocity.
   风的周长速度可以通过公式v=ωr计算，其中r是圆的半径，ω是角速度。
3. 3. The circumference velocity of a rotating object is related to its mass and rotational inertia.
   旋转物体的周长速度与其质量及转动惯量有关。