| 单词 |
opisometer |
| 释义 |
opisometer|ɒpɪˈsɒmɪtə(r)| [f. Gr. ὀπίσω backwards + µέτρον measure.] An instrument for measuring curved lines, as on a map, consisting of a small wheel turning on a screw fixed in a rod or frame; the wheel is rolled along the line to be measured, and then rolled back on a straight scale until it reaches its former position on the screw.
1872Black Adv. Phaeton iii. (1878) 33 The women were found in a wild maze of maps..and Bell had armed herself with an opisometer. |

英语词典包含277258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。
相关内容:
相关热词搜索:opisometer英英词典英英释义英语词汇意思用法释义英语