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並前往https://www.sciencefocus.com/space/how-do-we-know-the-milky-way-is-a-spiral-galaxy/

How do we know the Milky Way is a spiral galaxy?

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查詢 「Spiral galaxy」的人也找了：

  1. Spiral galaxy
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  2. Barred spiral galaxy
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  3. Dwarf galaxy
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  4. pick the spiral galaxy翻譯
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  5. Starburst galaxy
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  6. Sagittarius dwarf galaxy
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  7. Disk galaxy
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  8. M83 galaxy
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