我横拍手腕僵硬，处理小球和旋转球头痛，应该怎么练啊？

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 25.71428680419922px; ">３７岁的“大满贯”冠军孔令辉</span>

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 25.71428680419922px; ">中国乒乓球协会副主席刘凤岩和中国乒乓球队总教练刘国梁均来到现场观战</span>

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 25.71428680419922px; text-indent: 34.28571319580078px; ">着急赢下比赛，决胜局两个球没有处理好</span>

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 24px; ">打乒乓球需要精彩动脑、需要协作、需要顽强拼搏的毅力和决心，还有助于孩子的视力、灵活性和反应能力，因此，打乒乓球对孩子是有很多好处的。</span>

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 25.71428680419922px; ">欧洲队的参赛名单已经敲定，可谓巨星云集</span>

<b style="line-height: 25.71428680419922px; font-family: Arial, Helvetica, sans-serif; ">一定注意拉球后重心的及时还原与步</b><br style="line-height: 25.71428680419922px; font-family: Arial, Helvetica, sans-serif; "/>

<b style="line-height: 25.71428680419922px; font-family: Arial, Helvetica, sans-serif; ">一定注意拉球后重心的及时还原与步</b><br style="line-height: 25.71428680419922px; font-family: Arial, Helvetica, sans-serif; "/>

<span style="color: rgb(85, 85, 85); font-size: small; line-height: 24px; ">正手发球时，运动员要学会最快速度地把不持拍手拿开，才能发出合法的、开放的、清晰的球。</span>

<span style="font-family: Arial, Helvetica, sans-serif; line-height: 25.71428680419922px; ">许昕是左手直板两面反胶，技术上比较有特点</span>

<b style="line-height: 25.71428680419922px; font-family: arial, helvetica, sans-serif; ">发球想好再发。不要着急，2个发球一定不要发一样的</b>