请输入您要查询的英文单词:

 

单词 littrow spectrograph
释义 lit·trow spectrograph
\ˈli.ˌtrō-\ noun
Usage: usually capitalized L
Etymology: after Joseph Johann von Littrow died 1840 Austrian astronomer and mathematician
: a spectrograph in which dispersion is produced by a prism backed by a reflecting metallic film so that the light traverses the prism twice
随便看

 

英语词典包含332784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。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/12/24 3:09:39