英语词汇protoplanetary nebula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	protoplanetary nebula
释义	protoplanetary nebula 简明释义原行星云
随便看	galactic year galactidrosis Galactiinae galactin galactinol galactinol-raffinose galactosyltransferase Galactinol-sucrose galactosyltransferase galactinol synthase galactin galaction galactischia galactite galactitol galactitol dehydrogenase galactitol galacto galacto- galactoannan galactobiose galactoblast galactobolic galactocele Galactocele associated with childbirth Galactocele not associated with childbirth galactocentric

英汉双解词典包含3185865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。