... 淡水生态系统freshwater ecosystems 集水区catchment areas 国际河流流域international river basins ...
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... 黄瓜十一星叶甲 diabrotica undecimpunctata 汇水面积 catchment areas 火山爆发指数 volcanic explosivity index (VEI) ...
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N-COUNT In geography, the catchment area of a river is the area of land from which water flows into the river. 下游区 [技术]
In larger catchment areas, rainfall can build up over hours, days or weeks.
对于面积较大的流域，降雨可能持续几小时、几天甚至几个星期。
Recent research by the King's Fund, a think-tank, found that hospitals solicited GP referrals at the edges of their geographical catchment areas.
智库国王基金会最近调查发现，医院请求全科医生考虑近水楼台的地理因素。
According gto the report, over 69 percent of water supplies for all of China are now provided by catchment areas occupying only 6 percent of the country's total land area.
据这份报告显示，在全中国，超过69%的居民用水供应来源于占地面积仅为6%的水域。
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