im·pact·or 
(ĭm-păktər)
(ĭm-păktər)n.
A body that strikes another, usually larger body in an impact, as a comet striking a planet.
| 单词 | impactor |
| 释义 | im·pact·or (ĭm-păktər)n. A body that strikes another, usually larger body in an impact, as a comet striking a planet. |
| 随便看 |
英语词典包含135693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。