蛙泳入门，蛙泳腿+换气配合（1）动作原理和节奏

This series of introductory breaststroke tutorials has already explained the principles of the breaststroke leg movement in detail in previous videos. This video will explain the first introductory training movement that beginners need to learn breaststroke on their own—the coordination of the breaststroke leg and breathing—and the principles behind it. We'll provide a mnemonic to help with the rhythm of coordinating the breaststroke leg and breathing.