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单词 Wordian
释义

Wordian

英语百科

Wordian

In the geologic timescale, the Wordian is an age or stage of the Permian. It is the middle of three subdivisions of the Guadalupian epoch or series. The Wordian lasted between 268.8 ± 0.5 and 265.1 ± 0.4 million years ago (Ma). It was preceded by the Roadian and followed by the Capitanian.

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更新时间:2025/6/21 6:16:50