cygnus x- 中文意思是什麼

cygnus x- 解釋

cygnus : n. 1. 【鳥類】天鵝屬。2. 〈the Cygnus〉【天文學】天鵝座。
x : X2＝（羅馬數字）10 XX ＝ 20 IX ＝ 9 XV ＝ 15 XL ＝ 40 LX ＝ 60 XC ＝ 90 DXL ＝ 540 MX ＝ 1010 ＝...

例句

Cygnus x-3 is a binary x-ray source located at a distance of 10kpc.

天鵝座X-3是一個距離約10千秒差距的雙重X射線源。
Cygnus x - 1 is the oldest known case of a black hole candidate

天鵝座x - 1便是最早發現的懷疑黑洞。
Image of cygnus x - 1, the first stellar black hole candidate

天鵝座x - 1影像，可能是首個被發現的恆星狀黑洞。
Cygnus x - 3 is a binary x - ray source located at a distance of 10kpc

天鵝座x - 3是一個距離約10千秒差距的雙重x射線源。
The central bright star hd 226868 is the binary companion of the black hole, currently undergoing mass loss to cygnus x - 1

中心亮星hd226868與該黑洞組成一個雙星系統，目前其物質正被天鵝座x - 1吞噬。
Most astronomers are convinced of the existence of the so - called stellar black holes, which collapse out of single star and have masses up to 10 times that of the sun. a famous example of this kind of black holes is cygnus x - 1. likewise, supermassive black holes, which can have the mass of billions of stars and sit in the centre of galaxies, are also believed to exist

一向以來，大部份天文學家都相信宇宙中存在著兩種黑洞，一種是由單顆恆星塌縮而成，質量比太陽大約十倍的恆星型黑洞，例如天鵝座- 1另一種是超重黑洞，這種黑洞位於星系核心，質量可達太陽數十億倍，例如我們的銀河系中心，就有一個名為人馬座a ，質量比太陽大300萬倍的黑洞。