ball-up

Robert balled up his napkin and threw it on to his plate.

罗伯特把餐巾团扔在盘子上。

For hours the boy would stand tossing a ball up into the air and catching it again.

男孩总是连续站在里抛球接球玩。

Bryant ran the ball up the other end, dribbled down the clock and nailed a stepback jumper off contact from a hard double team.

科比从后场运球，在进攻间快到，在两人的强硬包夹下用快速的脚步移动把球送进篮筐。