acceleration
UK/әk.selә'reiʃәn/US
TOEFL四级B2
释义
n.
The act or process of speeding up
加速;加快
n.
(physics) the rate of change of velocity
(物理)加速度(速度的变化率)
词根拆分
词根派生accelerate 的名词。日常指「加速」;在物理中有精确义——速度变化的速率——所以连减速也算(负)加速度。
词根 cel 还连着 7 个词常用搭配
- 1.rapid acceleration迅猛加速
- 2.acceleration of growth增长加速
- 3.due to acceleration由于加速度
例句
- 1.
This sports car is famous for its rapid acceleration.
这款跑车以加速迅猛而闻名。
- 2.
Acceleration is measured in meters per second squared.
加速度的单位是米每二次方秒。
- 3.
There has been a sharp acceleration in house prices.
房价出现了急剧的上涨加速。