二迭纪 Er4 die2 ji4

Permian (geological period 292-250m years ago)

Traditional: 二迭紀

HSK 3

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二 Er4

迭 die2

纪 ji4

📖 Additional Information

English Phonetic: 'pә:miәn

Detailed Definition: n. from 280 million to 230 million years ago; reptiles