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

单词	Precambrian aeon
释义	Precambrian aeon 基本英英 🌏前寒武纪 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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