Good that he didn't follow the extremists to America then:-)

来源: 7grizzly 于 2024-09-10 09:36:35 [] [博客] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)
回答: Johannes Kepler and the Movement of the Planets 由 xia23 于 2024-09-10 04:46:30
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