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2020.10.25
2020.10.25 Moon by Mitch Shia, 於 Flickr
到今年目前為止觀察到的最大黑子群
太陽黑子 (Sunspots) 2020.10.28 by Mitch Shia, 於 Flickr
World's Blackest Acrylic Paint:Musou Black by Mitch Shia, 於 Flickr
World's Blackest Acrylic Paint:Musou Black by Mitch Shia, 於 Flickr
World's Blackest Acrylic Paint:Musou Black by Mitch Shia, 於 Flickr
World's Blackest Acrylic Paint:Musou Black by Mitch Shia, 於 Flickr
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