初步的心得 Dave Scott 在 "efficient swimming" 到手入水後,向前伸到手肘170°(大臂小臂)。手都是伸直,因那些手的肩膀能力......(全文)
表:2010-05-31 23:58 | 人:10975 | 回:0
Since I will be coaching Danny and John for crawl strokes, I started to go back to the poo......(全文)
表:2010-05-25 21:39 | 人:2630 | 回:0