SWIM FAST ---- BUTTERFLYgt;跟PHELPS学蝶泳(中文字幕版)
http://www.xmuswim.com/forum.php?mod=viewthreadtid=37644fromuid=1
速泳－和摩西一起练蛙泳（完整版）SWIM FAST - Breaststroke with Ed Moses and ... ...
Sighting - lifting your eyes out of the water to see where you are going - is a very important skill in open water and triathlon swimming. The mistake most swimmers make is to crane their head high ou ...
Friday, April 8, 2011Have you ever lifted your head a little to take a look at your freestyle hand entry, extension forwards and catch? It's so simple it's amazing we don't do it more often:
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