slow speed check rate
velocity speed rate
check your reading speed
rate ,speed,velocity三个词的区别
Speed is the rate ofchange of
Speed is the rate of change of
net speed is slow 还是slowly,为什么?
pace、rate和speed在用法上有什么区别,
sampling rate 和sampling speed有什么不同
宽带的速率 是用Internet Speed 还是Rate
at the rate of =at the speed of
以一种很慢的速度可以说in a slow speed么,还是说at a slow speed?
rate