... group of asteroids 小行星群 group of comets 彗星群 group of galaxies 星系群 ...
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The comet currently headed for the sun may be part of the so-called Kreutz group of comets, which are known for having orbits that bring them within a few hundred thousand miles of the sun.
这颗冲向太阳的彗星可能是所谓的克鲁兹彗星家族的一员，这个彗星家族以其特殊的运行轨道而闻名于世，该轨道会将其带入太阳附近。
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