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古原生代

JapaneseEdit

 
Japanese Wikipedia has an article on:
Wikipedia ja
Kanji in this term

Grade: 2
げん
Grade: 2
せい
Grade: 1
だい
Grade: 3
on’yomi

Proper nounEdit

古原生代 (hiragana こげんせいだい, rōmaji Kogenseidai)

  1. the Paleoproterozoic era

See alsoEdit