名词
中文翻译：Unknown
同义词：
['1. accelerator', '2.throttle', '3. pedal']
例句：
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1. The wagon accelerator is a crucial component in the engine's performance.
车轮加速器是引擎性能的关键部件。
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2. The driver must press the accelerator pedal to accelerate the vehicle.
驾驶员必须按下加速器踏板来加速车辆。
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3. The engineer adjusted the throttle to increase fuel efficiency.
工程师调整了节气门以提高燃油效率。