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发上手飘球,发向5号位。
上手发球有不同的方法,例如上手飘球、手旋转球和大力发球等。
Overhand serves may be played in differents ways, such as the overhand floater serve, the overhand spin serve and the power serve.
上手发球有不同的方法,例如上手飘球、上手旋转球和大力发球等。
Overhand serves may be played in differents ways, such as the overhand floater serve, the overhand spin serve and the power serve.
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