请输入您要查询的英文单词:

 

单词 Alphecca
释义

Alphecca

noun

Al·​phec·​ca al-ˈfe-kə How to pronounce Alphecca (audio)
astronomy
: a white binary star of the second magnitude that is the brightest star in the constellation Corona Borealis
The brightest star in Corona Borealis is Alphecca, a hot bluish-white star about 75 light-years away—about 435 trillion miles. The light we see from Alphecca tonight left that star in 1936, when FDR was president. Mike Lynch, St. Paul (Minnesota) Pioneer Press, 4 June 2011

called also Alpha Coronae Borealis

Word History

First Known Use

1812, in the meaning defined above

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:2024/11/12 4:03:13