This first theory stems from the writings of Georgius Agricola (1494-的翻译：This first theory stems from the writings of Georgius Agricola (1494- 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

这个理论源于著作georgius阿格里科拉（1494 -

This first theory stems from the writings of Georgius Agricola (1494-

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first This theory stems from the writings of Georgius Agricola ( 1494 -

This first theory stems from the writings of Georgius Agricola (1494-