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- Keep the ball to rolling; 使保持活跃;
- Click on the rolling direction of the arrow adjustments, in order to keep the ball to the opposite wall. 点击滚动的箭头调整方向,要想办法把球踢到墙的对面。
- He kicked the ball to the stand. 他把球踢到看台上了。
- We have to stay on the ball to keep the company satisfied with our vouchers. 为了使公司对我们的担保人保持满意，我们必须知道正在进行或需要做的一切。
- Roll the ball to another child and repeat the game. 把球扔给另外一个小朋友然后重复这个游戏。
- How can we keep the ball rolling ? 我们怎样能保持这球转动?
- I keep the ball from rolling back down the slopes. 我不让球滚回坡下。
- The children tossed the ball to each other. 孩子们互相把球扔来扔去。
- He quickly threw the ball to another player. 他迅速把球传给了另一名球员。
- The player threw back the ball to the wicket-keeper. 运动员将球投回给板球守门员。
- The batter blasted the ball to right field. 击球手挥出一个右外野球
- A spherical omnidirectional rolling robot with a stable platform is presented,which is driven by two mutually perpendicular servo motors placed within the spherical shell that induce the ball to roll in all directions at all times on a flat surface. 提出了一种具有稳定平台的全向滚动球形机器人装置.;该球形机器人由装在球体内部、相互垂直布置的两台伺服电机驱动;可在平面上全向滚动
- The only exception to holding is the use of a rotating drum that imparts dynamic back spin on the ball to keep the ball on its surface.Such a device is called a "dribbler". 对“持球”的唯一例外是转盘的使用，它可以给球提供向后旋转的动力，将球维持在转盘的表面上，这称为“盘/运球”。
- Although they lost interest in the project, they kept the ball rolling. 他们虽然对这项工程不感兴趣，但是仍继续干下去。
- How can we keep the ball rolling? 我们怎样能保持这球转动?
- But the Germans rush out of the ball to the goal. 但德国队队员都冲出了禁区，打了一个反越位。
- She just managed to keep the ball in play. 她把球勉强保持在界内。
- He pitched the ball to the other end of the field . 他把球掷到场地的另一端。
- We must try everything we can to keep the ball rolling. 我们要想一切办法使这项活动继续下去。
- Pass the ball to me; nobody is defensing me. 把球传给我，没人防我。
