单词 | expanding universe |
释义 | expanding universe in American Englishnoun Astronomy a representation of the universe, based on the observed redshifts of distant galaxies, in which the galaxies are assumed to be receding from each other at a speed proportional to their separation as a result of the expansion of the universe Compare Hubble's constant, cosmological redshift Word origin [1930–35]Examples of 'expanding universe' in a sentence |
随便看 |
|
英语词典包含298861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。