| 词汇 | speed up |
| 释义 | speed upphrasal verb(speeded, speeded) (rather informal) to move or happen faster; to make sth move or happen faster（使）加速◆the train soon speeded up.火车很快加速了。◆can you try and speed things up a bit?你能不能设法加快一点事情的进度？◆they have speeded up production of the new car.他们已经加速生产那款新车。 opp slow down ⓘ the opposite is slow down. * speed (sth) up 的反义词是 slow down◆slow down! i can't keep up with you.慢一点！我跟不上你了。 speed upsee ⇨ fast 5 speed upphr v [i,t]to move or happen faster, or make something do this （使）加速，（使）增速:◇an attempt to speed up production at the factory 工厂增加产量的尝试 |
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