accelerator
🇬🇧/əkˈseləreɪtə(r)/ 🇺🇸/əkˈseləreɪtər/
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The accelerator in a car or other vehicle is the pedal that you press with your foot in order to make the vehicle go faster. 油门
noun [专属名词] 油门；催化剂；[机] 加速装置
He eased his foot off the accelerator. 他把脚慢慢移离了油门。
