noun 下载 🔗分享 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. Examples : "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。 astronomy space science physics phenomena 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 彗星,扫帚星 A celestial phenomenon with the appearance given by the orbiting celestial body. Examples : "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。 astronomy space phenomena 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 安第斯山蜂鸟,彗星蜂鸟 Any of several species of hummingbird found in the Andes. Examples : "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)。 animal bird 与AI对话词汇游戏阅读练习