V2EX polychlorinated

Polychlorinated

释义 Definition

polychlorinated(多氯化的):指一种化学物质中含有多个氯原子(被多次氯化、含多氯取代基)。常用于环境与毒理语境,如 *polychlorinated biphenyls (PCBs)*(多氯联苯)。

发音 Pronunciation

/pliklrnetd/

例句 Examples

Polychlorinated compounds can persist in the environment for decades.
多氯化合物可能在环境中持续存在数十年。

Researchers found elevated levels of polychlorinated biphenyls in fish from the polluted river, raising concerns about long-term health risks.
研究人员在受污染河流的鱼类中发现多氯联苯水平升高,从而引发对长期健康风险的担忧。

词源 Etymology

由 **poly-**(“多、多个”)+ chlorine(“氯”)+ -ated(表示“被……处理/具有……特征的”)构成,字面意思是“被多次氯化的/含多氯的”。该词常见于20世纪工业化学与环境科学语境,尤其与持久性有机污染物相关。

相关词 Related Words

文学作品 Literary Works

Rachel Carson 的 《Silent Spring》 中讨论了氯代有机化合物等化学污染问题的社会与生态影响;“polychlorinated”及其相关术语常用于此类环境写作与后续环保文献中。

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