也不對。行星是應該在太陽測地圓球麵上，找一條適合自己方向的圓周，不斷繞來繞去才對。

來源: 郭大平於 2024-11-06 17:21:21 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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