“Saturn Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Saturn Nebula
释义	Saturn Nebula [`sa´tǝrn ´neb·yǝ·lǝ] ^ASTRONOMY A double-ring planetary nebula in the constellation Aquarius, about 700 parsecs away.
随便看	Pergidae perhumid climate perhydro- perhydrous coal perianal perianth periapical cyst periappendicitis periapsis periarteritis periarteritis nodosa periastron periblast periblastula periblem periblinite pericardial pericardial cavity pericardial fluid pericardial organ pericarditis pericardium pericarp pericenter pericentric inversion

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