NGC1999的中心附近有一个不寻常的黑色喷流云,在图中亮恒星的右下一点点。
NGC 1999 shows a remarkable jet-black cloud near its center, located just to the right and lower right of the bright star.
与之相反,普通的黑色物质总是会反射一点点光。
Ordinary black objects, by contrast, always reflect a bit of light.
那些外形本来就很赞的男性,当他们穿着白色短袖且上衣正面印有一个大的黑色字母T恤时,他们外表的吸引力魅力值只增加了一点点。
Men who were already well toned only saw a slight increase in their attractiveness rating when they wore the white short-sleeved top with a large black letter t printed on the front.
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