dirt bed
A surname from Italian.
(geology) A layer of clayey earth forming a stratum in a geological formation.
Information created by a person using the Internet or other digital activities, especially when used for commercial purposes.
Any of various flowering plants of the genus Myrsine.
地質学者は古環境を再構築するために、その粘土層を注意深く採取して粘土の組成を分析した。
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DiQt
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