The idea that stars were fixed in some crystalline sphere that rotates around the world , once you look at that kind of depth, becomes less plausible .
那些星体组合成水晶般的缎带,环绕着世界做旋转运动，只要看一看那条缎带的宽度，马上你就会瞠目结舌。
The fixed screw in synchrous motor is not fixed. The antenna motor rotates with synchrous motor. The signal line was broken by the rotation.
同步电机的固定螺丝没有固定，天线电机随同步电机一起转。同步电机的信号线被绞断了。
The first electrode area is distributed in the area covered by the first contact electrode which rotates on the fixed part around the rotating center of the rotating part.
第一电极区分布在第一接触电极绕旋转件的旋转中心在固定件上旋转所覆盖的区域。
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