It might take a car five seconds to stop from 60mph (96.6kph) under ideal conditions, but a wheel that locks up could stop spinning in less than a second.
在理想条件下，当车速为每小时60英里(96.6公里每小时)行驶时，完全停车需5秒钟，但是车轮抱死不到一秒钟的时间内就可能发生了。
Whenever the frame is required to stop during spinning the frame can stop automatically at a proper position.
纺纱过程中，任何时候关车，能自动适应停车。
When you stop learning, the spinning coin loses momentum and eventually stops, falling flat on the table.
当你停止学习，旋转的硬币失去动力，最终倒下。
When you stop learning, the spinning coin loses momentum and eventually stops, falling flat on the table.
当你停止学习，旋转的硬币失去动力，最终倒下。
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