作业帮英语翻译
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/30 00:18:40
英语翻译
英语翻译
英语翻译
how to serve a backspin,put limited contact on the ball,the way he hits the ball put a lot of speed on it,he puts a lot of forward momentum,so the ball will return to him.
because it's so dfficult you should try to hit the ball away from the table just see if you can get the ball come back to you.once you can do that,just try on the table.
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如何发下旋球：首先不要打球打得太重,这样做就回让球的速度转起来很快,他打这个球放上很多速度,并放上很多向前的动力,所以求救返回到他那里了.
因为很难,所以你应该试着不要在桌面上打球,看看你能否让球返回来.一旦你可以做到这一点,你就可以在桌子上练习啦
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