Another shows the rippled skin of rubber seemingly clinging to a ball of water suspended in the air - before gravity brings the moment to an end.

另一幅图显示了起了涟漪的橡胶皮好像正依附于悬浮于空中的满球的水一样-在重力作用毁了这个瞬间之前。

youdao

Consider a ball that is spinning about an axis perpendicular to the flow of air across it (see left).

观察一个旋转轴与空气流动方向垂直的足球(见上图)。

youdao

The Real Madrid winger has everything you would want from an attacking player: dizzying pace, the ball skills of a freestyler, strength in the air;

这位皇家马德里的边锋具有你所希望的进攻球员所拥有的一切：极快的步伐、自由的控球技术、空中的能力；

youdao

The batter also is out if he hits the ball in the air and an opposing player catches it.

VOA: special.2009.04.12

O'Hara's strike gave Tottenham an even greater air of authority and they passed the ball around in an assured manner.

BBC: Tottenham 1-1 Slavia Prague

In scientific terms, it was akin to rolling a steel ball down an inclined plane to measure its velocity only to watch the ball float into the air instead.

WSJ: 'Drive' Excerpt by Daniel H. Pink

It was his equalizer on 30 minutes which caught the eye, his ability to hang in the air and generate an unfathomable amount of power to head the ball into the net remains a joy to behold.

CNN: Real held in Champions League blockbuster