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临高有人去建立天文馆吗? |
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点评
有点太不认真了。罒ω罒
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澳宋科学界最著名的两个定律:
文得四狭义相对论E=mc^2 马前卒自由落体定律s=1/2gt^2 |
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Make Steamer Great Again!
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愿我如星君如月,夜夜流光相皎洁
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“我们不但善于破坏一个旧世界,我们还将善于建设一个新世界”
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