最终,天文学家重新对行星的定义进行了修正,非常不幸的是,冥王星被排除出行星之列,被重新界定为“矮行星”(dwarf planet)。 除冥王星之外,太阳系内还有四颗矮行星,它们分别是:谷神星(Ceres)是第一颗被发现的小行星,也是一颗最小的矮行星。
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... Red Planet红色星球;全面失控;勇闯火星;宇宙深慌 Dwarf Planet矮行星;矮;侏儒行星;准惑星 Daily Planet每日星球;日日新星;星球日报;每日星球报 ...
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...星差异不小,因此列入太阳系九大行星一直有争议,最近天文界决定将其除名,跟其他一些小行星共列为「侏儒行星(Dwarf Planet),Dwarf 这字就是侏儒、矮人,所以七矮人才会发表声明。
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以上来源于: WordNet
N any celestial body within the solar system that is larger than a satellite but smaller than a planet, and that orbits the sun 矮行星
Pluto may be a dwarf planet now, Clyde baby, but you're still the first American to discover a planet in my book.
现在,冥王星可能是个矮行星,但是,亲爱的克莱德,在我书中你仍然是第一个发现行星的美国人。
So the committee suggested it be called a dwarf planet.
所以委员会建议把它称为矮行星。
Pluto is now considered a dwarf planet dwelling in the Kuiper belt.
冥王星现在被认定为一颗处于柯伊伯带中的矮行星。
"We will use the tremendous capabilities of this ion propulsion system to climb out of orbit around Vesta, travel for almost another three years through the asteroid belt to dwarf planet Ceres and then go into orbit around Ceres and undertake the same kind of measurements there that we'll be doing at Vesta.
VOA: special.2011.07.27
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