acceleration
n.加速；加速度；加速升级；（优秀学生的）跳级
网络解释.加速度；加速；促进酌；速进制
词形变化:
复数：accelerations
n.1.加速;促进释义下的反义词
retardation deceleration
explosion speed extension haste
双语例句
1. 1 . Acceleration is accompanied by a resonating growl from the gearbox.
变速箱随着加速传来一阵轰鸣。
来自柯林斯例句