音标：[әk'selәreitә]
n. 加速剂, 加速器, 油门
【化】 加速器; 早强剂; 促进剂; 硫化促进剂
【医】 加速器; 加速剂
英汉词典

accelerator的短语、例句：

accelerator n 1 device for increasing speed, esp the pedal in a car, etc that controls the speed of the engine 加速器; 加速装置（尤指汽车等的油门踏板）. =>illus at App 1 见附录1之插图, page xii. 2 (physics 物) apparatus for causing charged particles to move at high speeds 粒子加速器. 3 (chemistry 化) substance that causes a chemical reaction to happen more quickly 加速剂; 促进剂.