名词中文翻译
中文翻译：驱动齿轮
同义词：
['spur gear', 'driving gear']
例句：
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1.The car's engine is a complexsystem that requires careful maintenance to keep thedriving pinion in good condition.
汽车发动机是一个复杂的系统，需要仔细维护以保持驱动齿轮良好状态。
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2. The engineerhad to replace the worn-out driving pinion witha new one to ensure smooth operationof the machine.
工程师不得不用一个新的驱动齿轮来替换磨损的驱动齿轮，以确保机器的平稳运行。
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3. During therace, the driver hadto shift gears frequently tomaintain speed and control the driving pinion.
比赛中，驾驶员必须频繁换挡以保持速度和控制驱动齿轮。