Calibrate 发表于 2025-3-25 04:48:57

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SAGE 发表于 2025-3-25 08:17:24

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情爱 发表于 2025-3-25 14:41:21

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Osteoarthritis 发表于 2025-3-25 16:35:36

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aplomb 发表于 2025-3-25 21:58:00

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eulogize 发表于 2025-3-26 01:41:50

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Mutter 发表于 2025-3-26 07:31:39

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RENIN 发表于 2025-3-26 11:47:27

Is the Universe Finite?,e the five planets and the Sun revolving around the Earth. Assuming that the interior volume of the celestial sphere is filled by orbits and epicycles of the planets, Ptolemy derived a size of the Universe that is 20,000 times the radius of the Earth (Chap. 15, volume 1). After the development of th

起来了 发表于 2025-3-26 13:15:55

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epicardium 发表于 2025-3-26 20:46:55

Common Ancestors,e created individually and simultaneously. By the early nineteenth century, geological excavations have uncovered fossils that belong to organisms that are unlike those found on the present Earth. Fossils are traces of organisms that lived in the past, and they can be in the form of bones, shells, t
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