名词短语
中文翻译：Unknown
同义词：
['gearbox seal', 'gearbox cover', 'gearbox sealing kit']
例句：
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1. The technician was asked to replace the gearbox seal on the car.
技术人员被要求更换汽车的变速箱密封件。
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2.The new gearbox cover is designed to improve fuel efficiency.
新的变速箱盖设计旨在提高燃油效率。
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3. The gearbox seal is critical for preventing leaks and ensuring smooth operation of the vehicle.
变速箱密封对于防止泄漏和确保车辆平稳运行至关重要。