疲惫不堪的英文：
[Literal Meaning]
tired/not/bear
so tired as if it could not be stood

[解释]
非常疲劳、乏累。

[Explanation]
debilitated

[例子]
经过一天的考试，李明疲惫不堪，连饭都不想吃了。

[Example]
After the one-day exam, Li Ming was fagged out and did not want to eat anything.

[英文等价词]
be used up
dead tired
dog tired
exhaust oneself
flat out

a jaded horse
疲惫不堪的老马

Fatigue weighed on him.
他疲惫不堪。

That sort of work fagged me out.
那种工作使我疲惫不堪。

After running in the marathon,she was flat out for a week.
她参加马拉松比赛后一星期都疲惫不堪.

After running in the marathon, she was flat out for a week.
她参加马拉松比赛後一星期都疲惫不堪

To wear out,as by overuse or overindulgence.
使疲惫使疲惫不堪，如因工作过度或放纵欲望

He is prostrate with fatigue.
他疲惫不堪。

She was worn down with fatigue.
她已疲惫不堪。

The climb will exhaust the boys.
爬山会使孩子们疲惫不堪的。

He looks jaded.
他看来疲惫不堪。