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优选词,正式主题词

Contaminant  

定义

  • 1. A substance that makes a material impure. (TIB, NCI Thesaurus OBO Edition). 2. A substance that makes a material impure. (Ontobee, NCI Thesaurus OBO Edition). 3. A substance that makes something less pure or makes it poisonous (Cambridge dictionary)

上位概念

URI

https://purls.helmholtz-metadaten.de/evoks/sdv/Contaminant

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