Last Updated：2025/12/05
Sentence
恐竜類はかつて1億6千万年以上にわたって陸上生態系を支配していた。
Quizzes for review
Dinosaurians once dominated terrestrial ecosystems for over 160 million years.
See correct answer
Dinosaurians once dominated terrestrial ecosystems for over 160 million years.
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Related words
Dinosaurians
English - English
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