relating to or dating from a geological aeon that comprises the Palaeozoic, Mesozoic, and Cainozoic eras, i.e. the last 570 million years, before which fossils are extremely rare
Phanerozoic noun
[Greek phaneros visible + -zoic2]
| 单词 | Phanerozoic |
| 释义 | Phanerozoic |
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