Permian period
volume
British pronunciation/pˈɜːmiən pˈiəɹɪəd/
American pronunciation/pˈɜːmiən pˈiəɹɪəd/

"permian period"的定义和意义

Permian period
01

from 280 million to 230 million years ago; reptiles

word family

permian period

permian period

Noun
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