1500年前都不差,差距在其之後,哥白尼提出日心說,牛頓的萬有引力定律等等,這種差別是巨大的。承認差距不可恥,努力趕上。
所有跟帖:
• 十指不齊,正常,各有千秋,,,, -偃月劃戟- ♂ (45 bytes) () 09/10/2020 postreply 19:09:42
• 十指不齊,正常,各有千秋,,,, -偃月劃戟- ♂ (45 bytes) () 09/10/2020 postreply 19:09:42
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