How to judge straight hook serve, multi-angle display

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Detailed explanation of table tennis skills, how to judge a straight hook serve, multi-angle display [Table Tennis Teacher Xiaoyu]
#Table Tennis#Skills#Straight hook

[@Samle771]

好多时候有些遮挡。 不过讲的很明白

[@jenniferxie1188]

仔细盯着球，还是判断不出来侧上还是侧下🥵