原指火车等提高速度，后来也用于指某项工作或活动等加快速度to speed up
列车提速试验日前一次成功。
The trial to increase train speeds the other day was a success.
中国铁路先后三次对既有线实施提速。
China Railway has carried out three successive speed upgrades to existing lines.
汉译英翻译词典收录86165条汉英翻译词条，基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等，是英语学习的有利工具。