疲惫不堪

extreme case───极限情况

extreme cold───极度寒冷；严寒

extreme fatigue───极度疲劳

extreme form───[经]极型

extremely───adv.非常，极其；极端地

extremities───n.四肢，骨端；末端，极限（extremity复数形式）；手足

extreme emotions───极端情绪

is always extremely tired, he has trouble concentrating and learning new things. He's also unorganized and depressed because he's so tired.───充足的睡眠使他总是感到极度疲倦，在集中注意力和学习新事物方面困难重重，因此他整个人显得混乱而沮丧。

He was extremely tired but sleep eluded him.───他累极了，却睡不着。

'd only be able to sleep very lightly in such a situation, unless I was extremely tired.───很惊讶我现在可以在车上小睡，以前我是没办法在这种环境中睡觉的，除非我真的是累极了。

He had been walking since ten o'clock and he was beginning to feel extremely tired.───从十点钟起他就一直不停地走着，这时他开始觉得疲惫不堪。

I have been working quietly, I was extremely tired. But I think as an Olympic volunteer, is nothing tired.───2008年，我默默无闻地工作，我虽然十分劳累，但是我认为作为一位奥运志愿者，累一点不算什么。

Normally I'd only be able to sleep very lightly in such a situation, unless I was extremely tired.───我很惊讶我现在可以在车上小睡，以前我是没办法在这种环境中睡觉的，除非我真的是累极了。

One day at daycare I watched an extremely tired mother attempt to pick up her daughter.───有一天，我在托儿所里看到一位疲惫不堪的母亲来接她的女儿回家。

In the fourth set, surely you were aware that he was extremely tired.───在第四盘，你显然意识到他已经非常累了。

I feel extremely tired, believe it or not.───我实在太累了。信不信由你。

Mr Abbott said he was extremely tired and negotiations were very tough.

There was definitely some unfinished business between the two of them, but he was extremely tired.

A person suffering from heat exhaustion feels weak and extremely tired.

Her condition is good, but she's extremely tired.

After the training, Curitiba, was extremely tired, leaning on wall.

He was extremely tired but sleep eluded him.

Though they were extremely tired, they still pressed on.

Despite his protestation to the contrary, he was extremely tired.