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律動
左右手有一點像自由式
重心轉移
從頭到尾腳的重心
左右左
發球下網時如何調整
身體過早轉開
發球出界時如何調整
球拍沒有向下壓
拋球
用手掌拋,類似托盤的概念
發力
拍頭要快於手腕下來的速度
不同種類的發球
... 目前還不需要
發球穩定性
動作結尾的時候要製造定格 [20:19]
接發
Ref
https://www.bilibili.com/video/BV1Ep4y1W7kc/
https://www.bilibili.com/video/BV1ST411N7FL/?spm_id_from=333.788.recommend_more_video.0