2013-01-29 23:00:00frank
[練習] 蝶式－入水後挺胸的動作（陸上練習）
簡單的練習但是成效明顯。這個動作就是我們在美國影集或電影中，警察要嫌犯面向牆，搜身的動作。
站在牆臂前，保直是當距離，雙手高舉，兩臂分開大於肩寬。胸部向前（牆）壓，屁股翹起來，如影片所示。所謂適當距離當就每個人不同柔軟度來做調整。
finished: Oct. 18, 2012
US swimmer Michael Phelps swims the butterfly leg in the men’s 4x100m medley relay final during the swimming event at the London 2012 Olympic Games on August 4, 2012 in London.
(photo was taken from internet, the copyright belongs to its original owner.)
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