About two thirds of viewers were able to reverse the direction of rotation from clockwise to counter-clockwise or vice-versa.
同时，大约三分之二的观察者能够看到图中女性进行倒转方向的旋转，也就是从顺时针旋转转为逆时针旋转或者相反。
The transmission also contains a set of gears that can reverse the direction of the wheels.
变速器还有一套使得车轮反向运动的齿轮。
The transmission also contains a set of gears that can reverse the direction of the wheels.
变速器还有一套使得车轮反向运动的齿轮。
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