accelerator的中文意思、音标与词形变化

n. 加速剂, 加速器, 油门 [化] 加速器; 早强剂; 促进剂; 硫化促进剂

n. a pedal that controls the throttle valve n. a valve that regulates the supply of fuel to the engine n. a scientific instrument that increases the kinetic energy of charged particles