If you allow a dog to play with a ball that is too small he could easily swallow it.

如果你让小狗玩的球太小了，它就可能很容易就把球给吞了。

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These extraordinary scenes followed, as the cheetahs played with the young impala the way a domestic cat might play with a ball of string.

于是就出现了这些戏剧性的场面。猎豹与小黑斑羚嬉戏的方式非常像家猫玩弄毛线团的样子。

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In the event there is no action where you are, move a few yards away, and also stay busy, play with a ball, with a frisbee, or do whatever in order to look friendly, accessible, and approachable.

万—你在的地方没有什么收获，移动几步，但要保持忙碌，打打球，扔扔飞盘，随便做点事情以便让你看起来友好和平易近人。

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In Test cricket they always wear whites and play with a red ball, whereas in the shorter game they wear coloured clothing and play with a white ball.

BBC: The difference between Test and limited-overs cricket

But parents and coaches of advanced players fear the new mandate will broaden the market at the expense of skilled children who want to play with a regular ball sooner.

WSJ: Is Tennis Getting Too Soft?

Carrick, whose range and accuracy of passing was a feature of United's play, found Giggs with a raking ball and when the veteran displayed superb touch and control to find Rooney, he scored with a low finish past Petr Cech.

BBC: Chelsea 0-1 Man Utd