钟摆的运动使这个装置晃动，如此一来这个装置能抓住擒纵轮的每一个齿，随后又将其释放，因而使其精确转动一段距离。

The motion of a pendulum rocks this device so that it catches and then releases each tooth of the escape wheel, in turn allowing it to turn a precise amount.

youdao

我能转动我的头。体检非常简单。

I can turn my head.A check up is very easy.

youdao

宇航员是怎么能承受10个重力加速,并且还是在不停转动方向的情况下的呢？,这难倒我了。

How these astronauts can do it at 10 g and the direction changing all the time, it beats me.

youdao