Most people walk at an average rate of 5 kilometres an hour.

大多数人步行的平均速度为每小时5公里。

《牛津词典》

Walk at a moderate pace, enough to get your heart rate up slightly.

按适度的步伐行走。速度不用太快，只要使得心率稍微快于平时就可以。

youdao

Walk at a moderate pace, enough to get your heart rate up slightly.

按适度的步伐行走。速度不用太快，只要使得心率稍微快于平时就可以。

youdao