单词 | pre-Cambrian |
释义 | Examples:pre-Cambrian (geological eon 2500-645m)—元古宙 Tethys (pre-Cambrian ocean)—特提斯海 pre-Cambrian, geological period before c. 540m years ago—前寒武纪 Ediacaran period (c. 635-542 million years ago), late phase of pre-Cambrian geological era—埃迪卡拉纪 Sinian (c. 800-542 million years ago), late phase of pre-Cambrian geological era—震旦纪 Ediacaran (c. 635-542 million years ago), late phase of pre-Cambrian geological era—埃迪卡拉 • 艾迪卡拉 |
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