名词
中文翻译：齿轮耦合
同义词：
['齿轮连接，齿轮联接例句：1. The gearbox is a crucial component in the transmission system.（齿轮箱是传动系统的关键部件。）']
例句：
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1. The gearbox is a crucial component in the transmission system.
齿轮箱是传动系统的关键部件。
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2. The cogwheel coupling allows for smoother operation of the machine.
齿轮耦合使得机器的运行更加顺畅。
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3. In this case, the cogwheel coupling was responsible for the failure of the motor.
在这种情况下，齿轮耦合是电机故障的原因。