系統性學習背泳
本文為你帶來 系統性學習背泳 。游背泳 (Backstroke) 時，背泳技術由於頭部露出水面，呼吸方便；躺在 …
背泳
Swimisodes – Backstroke – Body Rotation Drill 4K
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Increase the Foot Speed of Your Backstroke! – Swimming 2015 #20
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Best of Championship Productions: 70 Drills for Backstroke Swimming
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