rate of depletion

基本解释

How could the rate of depletion be increasing over the first 5 hours while the rate of current draw is relatively steady?
手机的耗电率怎么可能在头5个小时不断增加，同时电流却相对稳定？
However, even slight changes in the meteorology of the region this month could affect the rate of depletion of ozone and how large an area the ozone hole might span.
即使这一地区在本月之内出现任何的天气变化都有可能影响臭氧含量的变动，并决定臭氧空洞将扩大多少。
Clearly, such a rapid rate of reserve depletion would, if continued, administer a large global shock to asset markets as China's holdings of foreign bonds are reduced.
显而易见的是，如果这样的消耗速度继续下去，随着中国所持外国债券减少，将对全球资产市场造成重大冲击。

Similarly, the rate of depletion in key sources of current oil supply is accelerating more rapidly than anticipated.
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