A Track-mile 一英里轨道
Steven: When I was in college, I used to be on the track team. I could run a mile in five minutes.
史蒂文:我上大学时,是田径队的,五分钟能跑一英里。
The best time to stretch is after your muscles have had a chance to warm up. That's why most track athletes jog a mile or two, then do some stretching before the hard part of their workouts.
最佳拉伸时间是年肌肉热身之后,这就是为何大多数田径选手慢跑1-2英里后作一些拉伸,然后再开始训练单元中的艰苦部分。
But it is confined to a 12-mile track.
但其轨道只限制在12英里之内。
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