V2EX polyphosphate

Polyphosphate

Definition / 释义

聚磷酸盐;多聚磷酸:由多个磷酸(phosphate)单元通过磷酸酐键连接形成的线性或环状聚合物/其盐类。在生物体内可作为磷的储存形式并参与能量与应激相关过程;在工业中常用作水处理(软化/阻垢)食品保水/稳定等添加剂。

Pronunciation / 发音

/plifsfet/

Examples / 例句

Polyphosphate is used to soften water.
聚磷酸盐可用于软化水质。

Under phosphate limitation, some microbes accumulate polyphosphate granules that help them buffer stress and store phosphate for later use.
在磷源受限时,一些微生物会积累聚磷酸盐颗粒,用于缓冲应激并储存磷以备后用。

Etymology / 词源

poly- 源自希腊语,意为“多、许多”;phosphate 来自“phosphorus(磷)”相关词根与化学命名传统,指含磷酸根的化合物。合起来即“由许多磷酸单元组成的物质”。

Related Words / 相关词

Literary Works / 文学作品

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在磷酸化合物与能量代谢相关章节中常会提及polyphosphate
  • Molecular Biology of the Cell(《细胞的分子生物学》)讨论细胞内磷储存/应激与相关颗粒结构时可能出现该词。
  • Brock Biology of Microorganisms(《布洛克微生物学》)在微生物营养与储存物质部分常见polyphosphate的用法。
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