“Ring Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Ring Nebula
释义	Ring Nebula [`riŋ `neb·yǝ·lǝ] ^ASTRONOMY A nebula in the summer constellation Lyra; it is an example of the planetary type of gaseous nebulae.
随便看	first-remove subroutine first selector first sound first species first water firth fir wood oil antifreeze antifriction antifriction alloy antifriction bearing antifriction material antifungal agent antigen antigenaemia antigen-antibody reaction antigenic competition antigenic determinant antigenic drift antigenicity antigenic mimicry antigenic modulation antigenic shift antigenic variation antigen presentation

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