to speed up
speed
spi:d
spid
up
ʌp
ap
speedup

“speed up”的英语定义和含义

to speed up
01

加速, 加快

to become faster 
Intransitive
to speed up definition and meaning
语法信息
形态构成
短语
运动动词
规则
不可分离
小品词
up
基本动词
speed
现在时
speed up
第三人称单数
speeds up
现在分词
speeding up
一般过去时
sped up
过去分词
sped up
例子
The river currents began to speed up after heavy rainfall in the upstream areas. 

上游地区大雨过后,河流的流速开始加快

02

加快, 加速

to increase the speed of something 
Transitive: to speed up an activity
to speed up definition and meaning
例子
The government launched initiatives to speed up the processing of visa applications for international travelers. 

政府推出了加快国际旅行者签证申请处理的举措。

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