1 ผลลัพธ์ สำหรับ potsdam group
/พ้า ถึ สึ แดม กรู ผึ/     /pˈɑːtsdˌæm grˈuːp/
หรือค้นหา: -potsdam group-, *potsdam group*

Collaborative International Dictionary (GCIDE)
Potsdam group

(Geol.) A subdivision of the Primordial or Cambrian period in American geology; -- so named from the sandstone of Potsdam, New York. See Chart of Geology. [ 1913 Webster ]


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