depletion
[di'pli:ʃən]
n. 消耗；损耗；放血
参考例子
1.Find more gold before the depletion of energy stores to buy supplies such as maps, support and explosives.
找到更多黄金之前的能源耗尽的商店买用品像地图，支持和爆炸物。
2.So even if all CFC production stopped immediately, the threat of ozone depletion would continue for more than a century.
这样，即使立即停止所有氯氟化碳的生产，臭氧损耗的威胁也会持续一个多世纪。
3.While the furniture industry of China is becoming the center of furniture production in the world, it faces vast resource depletion and environment pollution.
中国家具业在成为世界家具制造中心的同时，也直面着大量资源消耗和环境污染的问题。
英文解释
n.
1.the act of decreasing something markedly
2.the state of being depleted
网络释义
depletion
耗尽; 消耗; 耗竭，除尽; 折耗，损耗;
depletion region
耗尽区; 空乏區; 空乏区; 债胜曝;
ozone depletion
臭氧枯竭; 臭氧消耗; 臭氧层耗损.; 臭氧耗竭;
depletion mode
耗尽型; 空乏型; 空乏式; 耗模式;
depletion channel
耗尽型沟道;