vt.

1. 使增速
   The driver stepped on the gas and accelerated the car.

   司機加大油門，讓汽車加速行駛。

2. 促進；促使……早日發生
   The bad weather accelerated our departure.

   糟糕的天氣促使我們早日離開。

3. 【物】使加速

vi.

1. 加快；增長；增加
   The car suddenly accelerated.

   汽車突然加快了速度。

v.