A good work-out usually will involve 30 to 40 minutes and a fair amount of sweat.
A good work-out usually will involve 30 to 40 minutes and a fair amount of sweat.
一项效果明显的锻炼活动要达到30到40分钟的运动量和相当程度的出汗量。
A good work-out usually will involve 30 to 40 minutes and a fair amount of sweat.
一项效果明显的锻炼活动要达到30到40分钟的运动量和相当程度的出汗量。