ac+celer+ate

• ac-前缀，表示‘向’或‘加强’
• celer词根，来自拉丁语，意为‘快’
• -ate后缀，用于构成动词，表示‘使成为’或‘使具有’

通过加强‘快’的动作，使某物或某事加速

celerity

快速，迅速

decelerate

减速

accelerator

加速器

acceleration

加速

1. 释义 1使加速，加快

   The new policy is expected to accelerate economic growth.

2. 释义 1使加速，加快

   We need to accelerate our efforts to meet the deadline.

3. 释义 1使加速，加快

   The car can accelerate from 0 to 60 mph in just 6 seconds.