| 单词 | collimator |
| 释义 | collimator n. 1. a device for producing a parallel beam of rays or radiation. 2. a small fixed telescope used for adjusting the line of sight of an astronomical telescope, etc. |
| 随便看 |
英语词典包含43808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。