名词
中文翻译：反应加速器
同义词：
['acceleration', 'reaction rate']
例句：
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1.The reaction accelerator is used to increase the speed of chemical reactions.
反应加速器用于提高化学反应的速度。
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2. The accelerator is a device that increases the speed of an engine's rotation.
加速器是一种增加发动机旋转速度的设备。
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3.The accelerator pedal is located on the right side of the steering wheel and controls the car's acceleration.
加速器踏板位于方向盘右侧，控制汽车的加速。