读书摘要✂：
「fermatslibrary： Here's one of the first methods used by Hipparchus to determine the distance to the Moon in 129 BC http://bit.ly/37dIIXQ 」
「fermatslibrary： Here's one of the first methods used by Hipparchus to determine the distance to the Moon in 129 BC http://bit.ly/37dIIXQ 」
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Fermat's Library
Here's one of the first methods used by Hipparchus to determine the distance to the Moon in 129 BC