名词
中文翻译：主驱动齿轮
同义词：
['main gear', 'primary gear例句：1. The main drive gear is responsible for transmitting power from the engine to the wheels.（主驱动齿轮负责将发动机的动力传递到车轮上。）']
例句：
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1. The main drive gear is responsible for transmitting power from the engine to the wheels.
主驱动齿轮负责将发动机的动力传递到车轮上。
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2. The main drive gear is essential for smooth operation of the vehicle.
主驱动齿轮对于车辆的平稳运行至关重要。
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3.Main drive gears are designed to be easily replaced and maintain the vehicle's performance.
主驱动齿轮设计得易于更换，以保持车辆的性能。