V2EX carbonic acid

Carbonic Acid

定义 Definition

碳酸:一种弱酸,化学式为 HCO,通常由二氧化碳(CO)溶于水后形成,存在于汽水、血液等体系中,并在维持酸碱平衡中起重要作用。(在水中多以与 CO 和 HCO 的平衡形式存在。)

发音 Pronunciation (IPA)

/krbnk sd/

例句 Examples

Carbonic acid forms when carbon dioxide dissolves in water.
二氧化碳溶于水时会形成碳酸。

In the body, the carbonic acidbicarbonate system helps regulate blood pH by shifting equilibrium as CO levels change.
在人体中,碳酸碳酸氢盐体系会随着二氧化碳水平变化而移动平衡,从而帮助调节血液的 pH 值。

词源 Etymology

carbonic”来自“carbon(碳)”,与拉丁语 carbo(木炭、煤)有关;“acid”来自拉丁语 acidus(酸的)。合起来意为“与碳(或二氧化碳)相关的酸”,即由含碳氧化物在水中形成的酸性物质。

相关词 Related Words

文学与经典作品中的用例 Literary Works

  • 《化学原理》(Principles of Chemistry,Dmitri Mendeleev):在酸、盐以及碳酸盐体系的讨论中常出现“carbonic acid”。
  • 《化学新体系》(A New System of Chemical Philosophy,John Dalton):涉及气体与溶液反应、含碳化合物时会用到“carbonic acid”等术语。
  • 《生理学教科书》(Textbook of Physiology 等传统生理学教材):在血液酸碱平衡与呼吸作用章节中频繁出现“carbonic acid”(碳酸)与“bicarbonate”(碳酸氢盐)体系的表述。
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