ice dwarf

短语

发音

US

词形变化

ice dwarfs 复数 ice dwarfs

释义与例句

n.
  1. 1.

    An icy planetoid: an astronomical object, such as Pluto, Sedna or (for some authors) Ceres that is large enough to be a world and contains more ice than a typical asteroid.

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  2. 2.

    A centaur or transneptunian object.

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  3. 3.

    An astronomical object that is larger than the core of a typical comet and icier than a typical asteroid.

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