謹慎地猜想1下：或許地球轉快了。如此，可能使地球繞日的軌道半徑加速變小。問問天文家。

來源: 大江川於 2014-06-09 10:17:19 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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