a reflecting telescope for astronomical observation constructed so that light collected by a concave mirror is brought to a focus outside the top of the tube by means of a small plane mirror set at 45° to it
| 单词 | Newtonian telescope |
| 释义 | Newtonian telescopenouna reflecting telescope for astronomical observation constructed so that light collected by a concave mirror is brought to a focus outside the top of the tube by means of a small plane mirror set at 45° to it |
| 随便看 |
英语词典包含66266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。