1)play out,演完，做完;用光;使破产;使精疲力竭;输光2)exhaust,v.用尽，耗尽，竭力;使衰竭，使精疲力竭n.排出;排出的气3)The heat was getting me down.,炎热使我精疲力竭4)To tire out,精疲力竭5)usage of CD-ROM,光盘使用6)use lights,使用光源
用法和例句
"Oh, I am pooped . "
哦,我精疲力竭了。
To make weary; exhaust.
使疲倦,使精疲力竭
and I'm real exhausted.
我实在是精疲力竭了。
Wear sb outbcause sb to become exhausted; tire sb out
使某人精疲力竭或厌烦
Be thoroughly beaten out by the work
被工作搞得精疲力竭
I'm all beat up.
我实在精疲力竭啦。
I feel utterly zonked.
我感到精疲力竭了.
I feel drained.
我觉得精疲力竭了。
I'm completely exhausted.
我已完全精疲力竭了。
She looked exhausted.
看起来，她已经精疲力竭。
They were so beaten out with fatigue
他们累得精疲力竭。
I'm worn out.
我已经精疲力竭了。
He died from exhaustion and from the injury.
他精疲力竭，伤重而死。
After a hard gallop, the horse was played out.
那马跑得精疲力竭.
(of a person)looking tired and exhausted
（指人） 看起来精疲力竭的
He was tired, exhausted, and yet wide-awake.
他精疲力竭，但仍很清醒。
He'll wear himself out.
他会累得精疲力竭的。
"Dead on one's feet" means "tired out, totally exhausted".