请输入您要查询的英文单词:

 

单词 X-ray nova
释义

Definition of X-ray nova in English:

X-ray nova

noun
Astronomy
  • A celestial object that is a very strong but transient emitter of X-rays, typically a binary system with either a neutron star or a black hole as the receptor (rather than a white dwarf as in an ordinary nova).

Origin

1960s; earliest use found in Science News.

 
 

Definition of X-ray nova in US English:

X-ray nova

noun
Astronomy
  • A celestial object that is a very strong but transient emitter of X-rays, typically a binary system with either a neutron star or a black hole as the receptor (rather than a white dwarf as in an ordinary nova).

Origin

1960s; earliest use found in Science News.

 
 
随便看

 

英语词典包含464360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:2024/11/10 16:05:07