Group exercise is one of the most effective ways to improve physical fitness.

小组锻炼是提高身体素质的最有效的方法之一。

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To improve physical fitness and military skill-at-arms;

提高生理适应能力和熟练使用武器装备的技能；

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The children there are no major physical stimulation , can effectively improve their own physical fitness.

对孩子的身体没有大的刺激，又能有效提高自身的身体素质。

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Ferreira thinks more cities will follow Cary and Mobile's example and invest in more tennis centers with more permanent staffs and visitor-friendly amenities, looking to increase tourism and improve resident's physical fitness.

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Consumers who want to improve their health and get in shape can join health clubs, hire personal trainers, purchase physical fitness equipment, rent exercise DVDs, participate in organized activities such as adult volleyball, or run, swim and bicycle on their own.

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