| 单词 | oort's comet cloud |
| 释义 | > as lemmasOort's comet cloud Oort cloud n. (also Oort's cloud) a cloud of icy bodies postulated to surround the solar system well beyond the orbit of Pluto and to act as a reservoir of comets (now usually identified with the Kuiper belt). Formerly also Oort's comet cloud.extracted from Oortn.< as lemmas |
| 随便看 |
|
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。