Topspin
01
上旋球, 前旋转
a stroke in racket sports such as tennis or table tennis where the player hits the ball with forward spin
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
topspins
例子
Topspin helps the ball stay in play by increasing its downward force.
上旋通过增加球的向下力帮助球保持在比赛中。



























