我是初学者游泳的时候感觉脚老是翘出水面（用蛙泳），然后就是觉得上身不受控制的往下沉，脚往水面外翘_百度知道怎么能让蛙泳快点_百度知道游泳，初学者，双手，双脚并拢平放，和身体成一直线浮在水面上。。。然后双脚做蛙泳动作，手不做动作，这_百度知道The page is temporarily unavailable
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