The upper or principal extremity of various things, esp. when projecting, distinct, removable, or of… Astronomy. The part of a comet comprising…
| 单词 | θ1169 |
| 释义 | the world > the universe > constellation > comet or meteor > comet > [noun] > head (6) head1619 The upper or principal extremity of various things, esp. when projecting, distinct, removable, or of… Astronomy. The part of a comet comprising… Subcategories:— nucleus (1) — coma (2) — sector (2) |
| 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。