He started the first running club in America and wrote a book about jogging for fitness.
VOA: special.2010.06.08
like running, jogging, cycling, swimming, something like that.
比如跑步、慢跑、骑车、游泳,这些运动。
Another popular form of exercise is jogging,or running at a slow to medium speed.
VOA: special.2010.06.08
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