一、学呼气与吸气时,要求嘴巴露出水面。伸臂时吐气(嘴、鼻),于划刚动时用嘴吸气。会换气,就会游泳了。 二、蛙泳腿部动作的推进力与臂部动作的推进力,应该是同等重要。而“大学生快速学游泳”一文只谈腿部动作是主要推进力,臂部动作是助 First, learn to exhale and inhale, ask his mouth out of the water. Exhales (mouth, nose) when stretching the arms, breathing in the mouth with a stroke of rigidity. Will be breathing, it will swim. Second, the breaststroke movement and propulsion leg movements propulsion, should be equally important. The “rapid learning to swim college students,” a article only about leg movements are the main propulsion, arm action is to help