| 单词 | periscope |
| 释义 | periscope n. an apparatus with a tube and mirrors or prisms, by which an observer in a trench, submerged submarine, or at the rear of a crowd etc., can see things otherwise out of sight. |
| 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。