jump ball

jump-ball的词性：
n.Basketball （名词）【篮球】

1. A method of starting play or determining possession in which an official tosses the ball up between two opposing players who jump and try to tap the ball to a teammate.
跳球：开始比赛或决定控球权的一种办法，由裁判员把球抛起，双方球员跳跃起来，努力把球拍向队友