名词中文翻译1
中文翻译：Unknown
同义词：
['手动换挡传动系统，手动变速系统，手动变速箱']
例句：
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1.The car has a manual gear-shift transmission, which allows for easy control of the vehicle's speed.
这辆车有手动变速器，这使得车辆的行驶速度可以轻松控制。
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2. The manual gear-shift transmission is designed to provide better fuel efficiency and reduce emissions.
手动变速器的设计旨在提供更好的燃油效率和减少排放。
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3. In some models, the manual gear-shift transmission can be replaced by an automatic transmission for added convenience.
在某些车型中，手动变速器可以通过自动变速器进行更换，以增加便利性。