英语词汇“protogalaxy”是什么意思，“protogalaxy”的读音、用法及例句翻译-烛光网

词汇	protogalaxy
释义	pro·to·gal·ax·y AHD[prōʹtō-găl'ək-sē] D.J.[ˈprəʊtəʊˌgæləksiː]K.K.[ˈprotoˌgæləksi]n.（名词）pl. pro.to.gal.ax.ies A mass of hydrogen that is sufficient to form or is already beginning to form a galaxy.原星系：一团足已形成或已开始形成星系的氢
随便看	medial strip median median plane median point medians median strip mediant mediants medias mediastina mediastinum mediate mediated mediates mediating mediation mediations mediatize mediatized mediatizes mediatizing mediator mediators medic medicable

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