英语词汇“ring nebula”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

ring nebula

ring nebula n. Astronomy a nebula which resembles a ring; spec. (a) (the name of) a prominent planetary nebula (Messier 57) in the constellation of Lyra; (b) a circle of luminous matter surrounding a Wolf–Rayet star.

ΚΠ

1841 J. J. Sylvester in London, Edinb., & Dublin Philos. Mag. 19 589 This is also the case with the ring-nebula of Lyra.

1868 J. N. Lockyer Elem. Lessons Astron. i. 34 The finest ring-nebula is the 57th in Messier's catalogue.

1952 W. J. Miller Introd. Hist. Geol. (ed. 6) vii. 55 Although many thousands of nebulae are known, there are very few examples of ring nebulae of the Laplacian type among them.

2001 J. B. Kaler Extreme Stars v. 121 Ring nebulae are..much more enriched with the by-products of thermonuclear fusion than are planetary nebulae.

extracted from ringn.¹

as lemmas

单词	ring nebula
释义	> as lemmas ring nebula ring nebula n. Astronomy a nebula which resembles a ring; spec. (a) (the name of) a prominent planetary nebula (Messier 57) in the constellation of Lyra; (b) a circle of luminous matter surrounding a Wolf–Rayet star. ΚΠ 1841 J. J. Sylvester in London, Edinb., & Dublin Philos. Mag. 19 589 This is also the case with the ring-nebula of Lyra. 1868 J. N. Lockyer Elem. Lessons Astron. i. 34 The finest ring-nebula is the 57th in Messier's catalogue. 1952 W. J. Miller Introd. Hist. Geol. (ed. 6) vii. 55 Although many thousands of nebulae are known, there are very few examples of ring nebulae of the Laplacian type among them. 2001 J. B. Kaler Extreme Stars v. 121 Ring nebulae are..much more enriched with the by-products of thermonuclear fusion than are planetary nebulae. extracted from ringn.¹ < as lemmas
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