V2EX catabolism

Catabolism

释义 Definition

分解代谢:生物体内将复杂分子分解为更简单分子、并在过程中释放能量(常以 ATP 形式)的代谢过程。(另有“异化作用”等译法。)

发音 Pronunciation

/ktblzm/

例句 Examples

Catabolism breaks down food to release energy.
分解代谢把食物分解以释放能量。

During fasting, catabolism increases as the body starts breaking down stored fat and muscle for fuel.
在禁食期间,分解代谢会增强,因为身体开始分解储存的脂肪和肌肉来获取能量。

词源 Etymology

来自希腊语前缀 **kata-**(意为“向下、分解”)与 -bolism(与“投掷、变化/代谢”相关,源自希腊语 ballein “投掷”)组合而成,整体含义指“向下分解的代谢过程”。该词常与 anabolism(合成代谢)成对出现,用于描述代谢的两大方向:分解与合成。

相关词 Related Words

文学作品 Literary Works

  • Primo Levi《The Periodic Table》:以化学与生命过程为隐喻的散文集中,涉及人体与物质变化的科学语汇,常见“metabolism”等相关表达(不同版本中“catabolism”出现与否可能因译本与章节而异)。
  • Richard Dawkins《The Selfish Gene》(科普写作):讨论生物学机制时会出现与代谢相关的术语体系,可能涉及“anabolism/catabolism”等词(具体出现取决于版本与章节)。
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