While avoiding simulated yaw moments as the whirling wing is balanced with a coaxial counter rotating whirling wing.

同时避免由于旋转翼模拟偏航时刻是平衡的同轴旋转旋转翼计数器。

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The Atlanteans had the knowledge of hyper-dimensional quantum physics and understood that counter rotating specific magnetic fields around cylindrical crystals created antigravity waves.

亚特兰提斯人拥有超次元量子物理学的知识，并理解到可以使绕着圆柱晶体逆转之特定磁力场而创造出反引力波。

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A number of designs use two rings of stubby, counter-rotating blades made from composite materials.

有许多设计采用了两圈短而粗的、反向对转的采用复合材料制作的叶片。

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The Sunshine to Petrol project is testing a prototype device called the Counter Rotating Ring Receiver Reactor Recuperator (called CR5 for short) which turns CO2 into carbon monoxide which could then form part of a liquid fuel.

CNN: Turning carbon dioxide into fuel

One way to increase the efficiency of a high-bypass jet engine is to turn the fan into an open rotor, a bit like returning to propellers, but using two rings of stubby counter-rotating blades.

ECONOMIST: A new way to build a greener jet engine

There is a carousel complete with carnival lights on the cresting rotating ever so slowly in a counter-clockwise fashion around two bartenders and their top-shelf liquors.

FORBES: Celebrate Superbowl: 5 Best New Orleans Bars