V2EX catchment

Catchment

定义 Definition

catchment 是一个名词,指"集水区"或"汇水区域",即收集雨水并将其汇入河流、湖泊或水库的地理区域。也可以引申为某个机构(如学校、医院)的"服务区域"或"招生范围"。

发音 Pronunciation

/kt.mnt/

例句 Examples

The catchment area of this river covers over 500 square kilometers.
这条河流的集水区面积超过500平方公里。

Local authorities redefined the school's catchment area, which meant that many families living on the outskirts of town were no longer eligible for enrollment.
地方当局重新划定了学校的招生范围,这意味着许多住在城镇边缘的家庭不再有入学资格。

词源 Etymology

catchmentcatch(捕捉、接住)加上名词后缀 -ment 构成,字面意思是"接住(水)的行为或结果"。这个词最早出现于19世纪中期,主要用于水利工程领域,描述雨水被地形"接住"并汇集到一处的过程。后来逐渐引申到行政和社会服务领域,表示某机构所覆盖的地理服务范围。

相关词汇 Related Words

文学作品引用 Literary References

  • 在环境科学经典著作 Rachel Carson 的《Silent Spring》(《寂静的春天》)中,涉及水资源污染问题时多次提到集水区的概念。
  • Tim Flannery 的《The Weather Makers》(《天气制造者》)中讨论气候变化对澳大利亚主要 catchment 区域水资源的影响。
  • 在地理学和城市规划类文献中,catchment area 是一个核心术语,广泛出现于学术论文和政策文件中。
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