| 单词 | million years ago |
| 释义 | Examples:Ediacaran (c. 635-542 million years ago), late phase of pre-Cambrian geological era—埃迪卡拉 • 艾迪卡拉 tertiary (geological era since the extinction of the dinosaurs at the Cretaceous-Tertiary boundary 65 million years ago)—第三纪 lower Cambrian series (geological strata from approx 530 million years ago)—下寒武统 See also:million num —百万 num million adj —不计其数的 adj • 数百万的 adj years ago adv —年前 adv • 当年 adv ago adv —前 adv • 以前 adv • 之前 adv |
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英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。