V2EX water balance

Water Balance

释义 Definition

water balance水分平衡/水平衡。指在一定时间范围内,系统中水的输入、输出与储存变化之间的关系。常见于

  1. 生理学:人体摄入水分与排出水分(尿液、汗液、呼吸等)之间的平衡;
  2. 水文学/环境科学:降水、蒸发(蒸散)、径流、入渗与地下水储量等构成的“水量收支”。

发音 Pronunciation

IPA: /wtr bl.ns/

例句 Examples

Drink enough fluids to maintain your water balance.
喝足够的水分来维持你的水分平衡。

In arid regions, the water balance of a watershed is strongly affected by evapotranspiration and groundwater recharge.
在干旱地区,一个流域的水平衡会受到蒸散作用与地下水补给的显著影响。

词源 Etymology

water 源自古英语 wter(水);balance 源自拉丁语 bilanx(“双盘天平”,引申为“平衡、收支对照”)。两词组合后,“water balance”字面意思是“水的收支平衡”,因此既可用于描述人体水分的进出平衡,也可用于描述自然系统中的水量预算(waer budget)

相关词 Related Words

文学与著作 Literary Works

  • Guyton and Hall Textbook of Medical Physiology(Guyton & Hall):讨论人体体液与水分平衡调节机制
  • Lehninger Principles of Biochemistry(Nelson & Cox):涉及细胞环境、溶质与水分关系(常见“water balance/体液平衡”表述)
  • Principles of Hydrology(Ward & Robinson):以“water balance/water budget”框架讲解流域水量收支
  • Campbell Biology(Urry 等):在动物体液调节与植物蒸腾相关章节常提及水分平衡概念
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