英语词汇cosmic year怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	cosmic year
释义	cosmic year 【天文学】宇宙年(约相当于两亿年)
随便看	mean chart mean chord mean curvature mean daily motion mean depth meander meander belt meander core meander corner meanderer meanderers meanderest meanderingly meandering stream meander line meander niche meander plain meander scar meander spur mean deviation mean deviations mean distance mean distances mean diurnal high-water inequality mean diurnal low-water inequality

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。