be dead beat中文什么意思

• 精疲力竭

• dead:    adj. 1.死的；无生命的，无生物 ...
• beat:    vt. (beat; beaten ...
• dead beat:    不摆的; 非周期的; 赖帐的人, 手 ...

例句与用法

1. As is usually the case with people who go over houses, mr. guppy and his friend are dead beat before they have well begun .
   就象人们平常参观房子那样，格皮先生和他的朋友还没有好好开始参观，就已经弄得精疲力尽了。