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-现代词典

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	mikhailov, adrian fedorovich mikhailov, aleksandr mikhailov, aleksandr aleksandrovich mikhailov, aleksandr dmitrievich mikhailova, nelya mikhailov, boris mikhailov, boris mikhailovich mikhailov criterion mikhailovgrad mikhailovgrad district mikhailovich, draja mikhailov-ivanov, mikhail mikhailov-ivanov, mikhail silverstovich mikhailovka mikhailovka settlement mikhailov, khristo mikhailov, lev mikhailov, lev mikhailovich mikhailov, maksim mikhailov, maksim dormidontovich mikhailov, mikhail mikhailov, mikhail larionovich mikhailov, nikolai mikhailov, nikolai aleksandrovich mikhailov, nikolai ivanovich

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OB association