介绍:
1.burn out 筋疲力竭
Burn out 是指能量燃烧（burn）殆尽(out). run out(用完，用光)
I’m really burned out.我已经筋疲力竭了，累死了
注意区别：Burn up 燃烧，发怒 eg: you burn me up.你惹恼我了，我生气了！
一些关于“筋疲力竭”的句子
1.I’m tired out
2.I’m flat tired.
3.I am exhausted.
4.I am dead tired.
5.I am done up
6.I feel enervated.
Flat adj.平坦的 adv.完全地
dead adj.无生命的，死的 adv.完全地
Exhausted [ɪɡ'zɔstɪd] 非常疲惫的
I was totally exhausted after the football game.足球比赛后，我筋疲力竭了。
Be done up = burn out I am done up. Please leave me alone. 我累极了，请别管我
enervated['enə:veitid] 衰弱的，无力的
I feel enervated by the heat and want to swim in the cool ocean. 我热得感到无力，我想要在凉爽的海水中游泳
“我不舒服”也有很多说法
1.I feel weak.我感觉很虚弱
2.I feel worse than usual. 和平常比，我感觉不太舒服
Weak[wik]虚弱的，疲软的
I feel weak. I shall eat something to try and get some strength back. 我觉得四肢无力， 得吃点什么恢复体力。
跟健康有关的句子：
1.Don’t overdo yourself.不要太操劳了
2.It goes without saying that health is above wealth.毫无疑问，健康比金钱重要（there is no doubt that....）
3.We never appreciate the value of health until we lose it. 直到失去健康的时候，我们才会感受到它的重要。
overdo['ovɚ'dʊ]v. 把…做得过分；使过于疲劳
