Ptolemaic system
volume
British pronunciation/təʊlmˈeɪɪk sˈɪstəm/
American pronunciation/toʊlmˈeɪɪk sˈɪstəm/

"ptolemaic system" 的定义和意义

Ptolemaic system
01

(astronomy) Ptolemy's model of the universe with the Earth at the center

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