请输入您要查询的英文单词:

 

单词 dark nebula
释义

WordReference Random House Unabridged Dictionary of American English © 2024
dark nebula, [Astron.]
  1. Astronomya cloud of interstellar gas and dust that absorbs and thus obscures the light from stars behind it, appearing as a dark patch in front of a bright nebula or in an otherwise bright area of sky. Also called absorption nebula. 
  • 1930–35

随便看

 

英语词典包含188688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:2025/2/23 11:39:12