请输入您要查询的英文单词:

 

单词 circumzenithal arc
释义

circumzenithal arc

noun

cir·​cum·​zenithal arc
: a bright rainbow-colored circular halo arc about the zenith as center convex to the sun and about 46 degrees above it

Word History

Etymology

International Scientific Vocabulary circum- + zenithal; originally formed as French circumzénithal

随便看

 

英语词典包含469781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:2025/3/16 22:04:48