| 单词 | Archeozoic eon |
| 释义 | Archeozoic eon (extremely rare) n WORD FAMILY Archeozoic eon n the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life Syn|Exp Archaeozoic, Archaeozoic aeon, Archean, Archean aeon, Archean eon, Archeozoic aeon, eon the longest division of geological time |
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