V2EX proteins

Proteins

定义 Definition

proteinsprotein 的复数形式,指“蛋白质”:由氨基酸组成的大分子营养物质,是人体和生物体细胞结构、酶、激素、免疫物质等的重要基础,也可提供能量。(在其他语境中也可指某些“蛋白类物质”,但最常见含义是营养学与生物学中的蛋白质。)

发音 Pronunciation (IPA)

/protinz/

例句 Examples

I eat more proteins after workouts.
我在锻炼后会摄入更多蛋白质。

Proteins in the body help build and repair tissues, and some act as enzymes that speed up chemical reactions.
体内的蛋白质有助于构建和修复组织,其中一些还充当酶,加速化学反应。

词源 Etymology(简述)

protein 来自法语 protéine,进一步源于希腊语 prōteios(“第一的、最重要的”),与 prōtos(“第一”)相关。之所以这样命名,是因为早期化学与生理学认为蛋白质在生命活动中具有“基础且关键”的地位。

相关词 Related Words

文学作品 Literary Works(出现示例)

  • The Double Helix James D. Watson(书中讨论DNA、蛋白质等分子在生命科学中的关键作用)
  • Silent Spring Rachel Carson(涉及生物体内化学物质影响与相关生物学概念,含“protein(s)”等科学词汇)
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