V2EX cross-contamination

Cross-contamination

定义 Definition

交叉污染:指污染物(如细菌、过敏原、化学物质)从一种食品、表面、器具或环境转移到另一种,从而造成不安全或不卫生的风险。常见于食品加工、厨房操作与医疗卫生场景。

发音 Pronunciation (IPA)

/krs kntmnen/

例句 Examples

Cross-contamination can happen if you use the same cutting board for raw chicken and vegetables.
如果你用同一块砧板先切生鸡肉再切蔬菜,就可能发生交叉污染。

To prevent cross-contamination, the lab requires separate tools, labeled containers, and strict handwashing protocols.
为防止交叉污染,实验室要求使用分开的工具、带标签的容器,并严格执行洗手流程。

词源 Etymology

cross- 表示“交叉、相互之间”,contamination 来自拉丁语 contaminare(“弄脏、玷污、使受污染”)。合起来强调“污染在不同对象之间交叉转移”的过程与结果。

相关词 Related Words

文学作品 Literary Works

  • Upton Sinclair The Jungle(《屠场》):描写肉类加工环境的卫生问题时,常涉及“污染在不同肉品与加工环节间传播”的观念,与“交叉污染”高度相关。
  • Michael Crichton The Andromeda Strain(《天外病菌》):涉及实验室生物安全与污染控制的情节语境中,常出现与“污染转移/交叉污染”相近的表述与讨论。
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