quasars

听听怎么读

英 [k'weɪzɑ:z]

美 [k'weɪzɑz]

是什么意思

类星体( quasar的名词复数 )；

英英释义

quasar

n.a starlike object that may send out radio waves and other forms of energy; many have large red shifts
同义词：quasi-stellar radio source

学习怎么用

双语例句

What are quasars and active galactic nuclei?
甚麽是类星体和活跃星系核？
Quasars are the highly energetic cores of distant galaxies.
类星体是遥远星系的极为活跃的核心体。

权威例句

Quasars and galaxy formation
z˜ 6 Quasars from the Sloan Digital Sky Survey
Photometric Redshifts of Quasars
Discovery of a Pair of Z=4.25 Quasars from the Sloan Digital Sky Survey
Discovery of a Close Pair of z = 4.25 Quasars from the Sloan Digital Sky Survey
Five High-Redshift Quasars Discovered in Commissioning Imaging Data of the Sloan Digital Sky Survey*
Reverberation Measurements of Quasars and the Size-Mass-Luminosity Relations in Active Galactic Nuclei
Reverberation Measurements for 17 Quasars and the Size-Mass-Luminosity Relations in Active Galactic Nuclei
A Unified, Merger-driven Model of the Origin of Starbursts, Quasars, the Cosmic X-Ray Background, Supermassive Black Holes, and Gala...
Springel, V. et al. Simulations of the formation, evolution and clustering of galaxies and quasars. Nature 435, 629-636

q开头的单词