英语词汇spiral 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	spiral nebula
释义	spiral nebula 美/ ?spa?r?l ?nebj?l? / 简明释义 [天] 旋涡星云专业释义 1 天文学旋涡星云螺旋星云双语例句 1 Good spectra of the spiral nebulas are difficult to obtain because of their extreme faintness. 旋涡星云因为非常暗，难以得到它们的清晰的光谱。
随便看	Fishberg concentration and dilution test fishberg concentration test Fishberg concentration tests Fishberg dilution Fishberg Dolin method Fishberg-Dolin method Fishberg-Dolin's method Fishberg Friedfeld test Fishberg-Friedfeld test Fishberg-Friedfeld tests fishberg method Fishberg's method fishberry fish berry fish bile poisoning fish bin fish biology fish block fish-blooded fish boat fishboat fish boiler fishbolt fish bolt fish bolt

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