自由泳靠转肩,蝶泳靠身体波动。一旦会了就意味着你会滑行了,能偷懒了。
对游泳爱好者来说,减小阻力比增大推力更重要。
自由泳靠转肩,蝶泳靠身体波动。一旦会了就意味着你会滑行了,能偷懒了。
对游泳爱好者来说,减小阻力比增大推力更重要。
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