每小时英里数 meaning in English
miles per hour
Examples
- Here we need to distinguish between dimensions ( like speed ) and units , the specific things we measure with ( like miles per hour or meters per second )
我们需要分清楚量纲（比如速度）和单位（我们用来衡量事物的尺度，比如每小时英里数或者每秒米数） 。