“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 Encyclopedia 理学行星状星云释 Ring Nebula环状星云位于天琴座的典型的行星状星云。星表中的编号为M57和NGC6720。位于北天区，距离地球2300光年，目视星等8.8，半径约1.3光年。由于面向地球呈环状结构，并处于明亮的织女星以南，长期以来备受关注。 Astronomy Ring Nebula指环星云
随便看	individual ethic individual ethics and institutional ethics individual extreme behavior individual foundation individual growth cycle of tea tree individual household operating industry and commerce individual incentive plan Individual Income Tax Law of the People's Republic of China individual influence: two-step flow of messages individual information user individual insurance demand individual interests individual investor Individualism individualism individualistic individualistic fallacy individualisticutilitarianism individuality individualization channel individualized family service plan individualized medicine Individualized Transition Plan individual labour and social labour individual learner factors

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。