exhaustible
adjective uk/ɪɡˈzɔː.stə.bəl/ us/ɪɡˈzɑː.stə.bəl/
可耗尽的;会枯竭的
Exhaustible supplies of something can be used completely so there are none left.
It is clear that many of the earth's resources are exhaustible. 显然，地球上的很多资源都并非是取之不尽用之不竭的。