They puzzled over the question for quite a while.

问题他们苦苦地想了很久。

The mob bravadoed a while but never got really violent.

暴民们虚张声势了一番, 但始终没有真正地闹起来。

It took him a while to accustom himself to the idea.

他过了一段时间才个想法。

Dr Haber gazed at this while intercommunicating with his receptionist.

哈伯博士一边与接待助手通话一边凝神注视着个。

It took him a while to latch onto their style of humour.

他过了一会儿才明白他们幽默方式。

Prevention of hypertension and notalgia while young is better than a cure while old.

及早对年轻人推动高血防治、腰酸背痛预防之工作，以免老来受苦。

The package wasn't tied up securely and came apart while in the mail.

个包裹没有绑紧, 在邮递途中散开了。

If you can work on Saturdays and Sundays, we’ll make it worth your while.

如果你愿意在周六和周日加班，我们会给你报酬。

Motion is absolute while stagnation is relative.

运动是绝对,而静止是相对。

While the adults doze, the young play.

大人们在打瞌睡, 而孩子们在玩耍。

The driver bumped the kerb while reversing.

司机倒车时撞到了路边石。

Keep still while I comb your hair.

我给你梳头时，请不要动。

Please listen while I define your duties.

在我规定你职责时, 请仔细听好。

They while away many afternoons on the beach.

他们在海滩消磨了许多个下午。

He scanned the newspaper while having his breakfast .

他在吃早饭时候浏览了一下报纸。

Their children study hard while ours never study.

他们孩子学很刻苦, 而我们孩子从来不学。

Who will manage while the director is away?

经理不在时谁负责?

While we were talking, a bloke came up.

我们正在谈话, 一个人走了过来。

Don't clatter your knives andforks while eating.

吃东西时候不要把刀叉弄得丁作响。

We surprised the enemy while they were sleeping.

我们在敌人睡觉时奇袭他们。