comet
noun [ C ] uk/ˈkɒm.ɪt/ us/ˈkɑː.mɪt/
彗星
an object that moves around the sun, usually at a great distance from it, that is seen on rare occasions from the earth as a bright line in the sky
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。