Of course, you can knock the cover off the ball in practice.

当然，你可以坚持猛练，直到把球皮磨掉。

youdao

And in practice our proclivities are things we allow ourselves, like a ball rolling down its natural course.

在实践中，我们的癖性是被我们自身纵容的东西，就好像一颗球顺应自然规律从高处滚下。

youdao

When I passed the ball to Chris, I feel just like in practice.

当我把球传给了米姆，我感觉我仅仅只是在练习一样。

youdao

Sanchez has been working with Mornhinweg and new quarterbacks coach David Lee on cutting down his turnovers, making him throw the ball away in practice rather than forcing a play and making a mistake.

WSJ: Sanchez says 'nothing's changed' with Garrard out

Rivera, the career saves leader, missed most of last season after tearing the anterior cruciate ligament in his right knee while tracking down a fly ball during batting practice in Kansas City on May 3.

WSJ: Rivera says Yankees will support Rodriguez

Rivera pitched in nine games last year, his season ending when he tore the anterior cruciate ligament in his right knee while tracking down a fly ball during batting practice in Kansas City on May 3.

WSJ: Yankees' Rivera throws 1st simulated game