名词
中文翻译：齿轮装配
同义词：
['gearing', 'gear assembly例句：1. The car needs to be serviced regularly to ensure smooth gear assembly.（这辆车需要定期维护，以确保齿轮装配顺畅。）']
例句：
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1. The car needs to be serviced regularly to ensure smooth gear assembly.
这辆车需要定期维护，以确保齿轮装配顺畅。
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2.The engineer carefully assembled the gears before starting the engine.
工程师在启动发动机前仔细地组装了齿轮。
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3. The new gear assembly system has greatly improved the efficiency of the machine.
新的齿轮装配系统大大提高了机器的效率。