英语词汇“Precambrian eon”的翻译、意思、用法、释义-英汉汉英双解词典

单词	Precambrian eon
释义	Precambrian eon 基本英英 🌏前寒武纪宙；之地质时代统称先寒武 Noun: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
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