英语词汇“ob association”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ob association
释义	OB association OB association See association. OB association [¦ō′bē ə‚sō·sē′ā·shən] (astronomy) A grouping of very young, very hot massive stars of spectral types O and B that has not had time to disperse.
随便看	hsci hscic hscie hscif hscip hscj hscl hsclcs hsclp hscls hscm hscma hscmc hscmg hscms hscn hscnc hsco hscobs hs code hs-conform h scope h-scope h scott-wilson hscp

英语词典包含2567994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。

OB association