non-hitting arm 异侧手臂
Here's a simple tip that will help you master this shot: Practice hitting low volleys with a tennis ball placed under your hitting arm.
这里有一个小窍门帮助你掌握这种击球方法:夹一个网球在你击球胳膊的腋下来练习低位截击。
With a tennis ball under your hitting arm, you'll be forced to hold the racquet out in front of you and use proper technique.
夹一个网球在你击球胳膊的腋下,会强迫你保持拍头在你体前并使用更合理的技术。
If you sit in your chairs and look at this keyboard, and relax your muscles and imagine moving your right arm up and hitting the "s" key.
当你坐在椅子上,注视着电脑键盘,放松肌肉,想象你抬起右臂敲击,S,键。
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