消耗,耗尽,放血
Depletion \De*ple"tion\, n. [Cf. F. d['e]pl['e]tion.]
1. The act of depleting or emptying.
2. (Med.) the act or process of diminishing the quantity of
fluid in the vessels by bloodletting or otherwise; also
excessive evacuation, as in severe diarrhea.
depletion
n 1: the act of decreasing something markedly
2: the state of being depleted