英语词汇observable universe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	observable universe
释义	Definition of observable universe in English: observable universe noun Astronomy The part of the entire universe that is (in principle) visible to an observer at a given time and place, i.e. that lies within the observer's particle horizon. Origin 1930s; earliest use found in Science. Definition of observable universe in US English: observable universe noun Astronomy The part of the entire universe that is (in principle) visible to an observer at a given time and place, i.e. that lies within the observer's particle horizon. Origin 1930s; earliest use found in Science.
随便看	levelling-off levelling-off period levelling screw levelly levelly levelness levelness level of ability level of achievement level of attainment level of attainment level off level off/out level off/out level out level (out/off) level pegging level-pegging levels level-sice level something down level something up level something up/down level something up/down level sth down

　

英汉双解词典包含464360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。

　

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更新时间：2026/1/7 18:16:21