英语词汇“chemical fossil”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	chemical fossil
释义	Definition of chemical fossil in English: chemical fossil noun A substance present in a geological deposit which is believed to have originated in the biochemical processes of ancient living organisms; a biomarker. Origin 1960s; earliest use found in Science. Definition of chemical fossil in US English: chemical fossil noun A substance present in a geological deposit which is believed to have originated in the biochemical processes of ancient living organisms; a biomarker. Origin 1960s; earliest use found in Science.
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更新时间：2025/1/11 3:19:05