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常年性河流
释义
常年性河流
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〔主要名词〕
释
perennial stream
常年性河流
常年流水不断的河流或受人类活动影响偶尔断流的河流。世界上绝大部分河流均为常年性河流。
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更新时间:2025/3/17 22:26:45