Almucanter staff
| an ancient instrument, having an arc of fifteen degrees, formerly used at sea to take observations of the sun's amplitude at the time of its rising or setting, to find the variation of the compass. |
See also: Almucantar
| 单词 | almucanter staff | ||
| 释义 | Almucanter staff
See also: Almucantar |
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英语词典包含2567994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。