解释徒步旅行是一种有氧运动，为自己设计一个10英里的远足计划，再讲讲你准备如何增强自己的体能为长远的旅行做准备。
Explain how hiking is an aerobic activity. Develop a plan for conditioning yourself for 10-mile hikes, and describe how you will increase your fitness for longer hikes.
俱乐部让会员参加体育活动和远足锻炼，如滑雪、徒步旅行和剑术。
It takes its members on sports and exercise excursions, such as skiing, hiking and fencing.
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