名词
中文翻译：无级变速
同义词：
['无级变速器，无级变速装置例句：1. The car has a stepless speed variation system that allows for smooth acceleration and deceleration.（这辆车配备了无级变速系统，可以实现平滑的加速和减速。）2. In the automotive industry', 'stepless speed variation is used to optimize fuel efficiency and reduce emissions.（在汽车行业中，无级变速被用于优化燃油效率和减少排放。）']
例句：
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1. The car has a stepless speed variation system that allows for smooth acceleration and deceleration.
这辆车配备了无级变速系统，可以实现平滑的加速和减速。
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2. In the automotive industry, stepless speed variation is used to optimize fuel efficiency and reduce emissions.
在汽车行业中，无级变速被用于优化燃油效率和减少排放。
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3.The engineer designed a stepless speed variation system that can adjust the vehicle's speed in real-time based on road conditions.
这位工程师设计了一种可以根据道路条件实时调整车辆速度的无级变速系统。