The axle connects to the outer arms of the Wheel, which begin to rotate at a speed of 1/8 of a revolution per minute.

车轴连接到这个车轮的外臂，外臂开始以每分钟1/8转的速度旋转。

youdao

The axle connects to the outer arms of the Wheel, which begin to rotate at a speed of 1/8 of a revolution per minute.

车轴连接到这个车轮的外臂，外臂开始以每分钟1/8转的速度旋转。

youdao