[ jiāsù ] quicken; speed up; accelerate; expedite; acceleration; upshift; boosting; starting; precipitate; shifting up 短语和例子 加速四个现代化建设 speed up the four modernizations; 加速商品周转 expedite the turnover of commodities; 队伍加速前进。 the contingent quickened its advance. 这辆新汽车加速性能良好。 the new car has good accelaration.; 加速速度 accelerating velocity; geared-up speed; 加速踏板 [机械工程] accelerator pedal; 加速系数 accelerator coefficient; accelerating factor; 加速运动 accelerated motion; accelerated movement; positive acceleration motion