noun🔗Share彗星 A celestial body consisting mainly of ice, dust and gas in a (usually very eccentric) orbit around the Sun and having a "tail" of matter blown back from it by the solar wind as it approaches the Sun."The astronomer pointed out the bright comet in the night sky. "那位天文学家指出了夜空中那颗明亮的彗星。astronomyspacesciencephysicsphenomenaChat with AIVocabulary GamePractice Reading
noun🔗Share彗星，扫帚星 A celestial phenomenon with the appearance given by the orbiting celestial body."Last night, we saw a bright comet streaking across the sky during the meteor shower. "昨晚，我们看到一颗明亮的彗星，像一道光划过天空，当时还有流星雨。astronomyspacephenomenaChat with AIVocabulary GamePractice Reading
noun🔗Share安第斯山蜂鸟，彗星蜂鸟 Any of several species of hummingbird found in the Andes."My grandfather, a birdwatcher, saw a beautiful comet hummingbird at the nature reserve. "我的祖父，作为一名观鸟者，在自然保护区看到了一只漂亮的彗星蜂鸟 (huìxīng fēngniǎo)。animalbirdChat with AIVocabulary GamePractice Reading
