请输入您要查询的英文单词：
单词
accelerator
释义
accelerator
★
NOUN
C
/əkˈseləˌreɪtə/
1
the pedal that you press with your foot to make a vehicle go faster （汽车的）油门（踏板）
2
science
a machine used in scientific research that makes particles (= units of matter that are smaller than atoms) move faster 粒子加速器