推 bernie0724 :我比較想要170 09/27 11:36
推 nick3112 :身高150球速170? 09/27 11:45
推 ownmyway1220:第一部份右邊那位投球好像張耿豪喔 09/27 12:40
人人都可以丟出93麥的球速XDDD
肩膀水平 軸心鉛直 身體成弓形
http://www.youtube.com/watch?v=Q9GOFjEiriU&feature=related
http://www.youtube.com/watch?v=cNj3ZIU6oyQ&feature=related
重心轉移
http://www.youtube.com/watch?v=dH66d9gyEdE&feature=related
左腰開掉 膝蓋要朝前
http://www.youtube.com/watch?v=owAEJ-MsnVo&feature=related
這個看不懂= =
http://www.youtube.com/watch?v=g1FA5v-zqwg&feature=related
這個也看不懂 只看懂手腕要柔軟
http://www.youtube.com/watch?v=XKfHzpYg-9o&feature=related
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