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宇宙中的星体都会自转吗吗英语（1）
宇宙中的星体都会自转吗吗英语
Yes, most celestial bodies in the universe undergo rotation.Rotation is a common occurrence in the universe, and most as...
宇宙中的星体都会自转吗吗英语（1）
Yes, most celestial bodies in the universe undergo rotation.Rotation is a common occurrence in the universe, and most as...
