pick up / gather speed

加速

After driving at top speed, he arrived half an hour early.

他全速行驶，早到了半个小时。

at a speed of over 400 kilometres per hour

以每小时400多公里的速度

Delighted, I jumped into the car and speeded off.

我兴奋不已，跳上车快速开走了。

The police caught him speeding.

他超速行驶被警察抓住了。

An ambulance sped her to the hospital.

一辆救护车迅速把她送往医院。

The best thing you can do to speed your recovery is to rest.

加快康复的最好的办法就是休息。