| 单词 | speed up |
| 释义 | speed up(speeded up) 🄰 vi. 1.vehicle, driver, walker +加快行进速度；加速 Tom speeded up and overtook them.汤姆加快脚步, 赶上了他们。 2.process, activity +加快进行；加速 Africa's population growth speeded up.非洲人口增长加速。 🄱 vt. sep. 1.(cause to go faster)to speed up sth or to speed sth up使加速 He pushed a lever that speeded up the car.他挂挡加速了。 2.(cause to happen faster)to speed up sth or to speed sth up使加快 Heat speeds up chemical reactions.热加快了化学反应。 |
| 随便看 |
|
英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。