常見(jiàn)例句Topspin or overspin is when the ball is spinning over itself in the direction moving forward. 許多網(wǎng)球選手對(duì)于落地回?fù)羯闲蛴姓`會(huì).;我將試著簡(jiǎn)略地闡明一下overspin lift 拉上旋球 返回 overspin