exhaust   

用尽，耗尽，买尽

【例】They claim that they have exhausted the supply of wool on the London market.

他们声称已将伦敦市场上的羊毛都买光了。

exhausted  

耗尽的，用完的

【例】We regret that we are unable to fill your order of June 2 for blankets, as our supply is exhausted.

很抱歉，由于我方货源耗尽，我方不能承办你方6月2日来函所要订购的毛毯。

exhaustive  

彻底的，详尽无遗的

【例】We have made exhaustive enquiries into the financial standing of the firm in question.

我们已对该商号的资信情况进行了彻底的调查。