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celer7777
celer7777
celer7777
Oct 20
人类有历史以来第一个观测到的来自太阳系外的访客，被命名为Omuamua.
celer7777
Oct 20
人类有历史以来第一个观测到的来自太阳系外的访客，被命名为Omuamua.
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celer7777
Written by
celer7777
