“Keyhole Nebula”的概念、定义、翻译、参考文献-科学参考

单词	Keyhole Nebula
释义	Keyhole Nebula Encyclopedia 理学暗星云释 Keyhole Nebula锁眼星云位于明亮的船底座η星云（NGC3372）中心的暗星云，其形状类似锁眼而得名。 Astronomy Keyhole Nebula钥匙孔星云
随便看	equiasymptotical equiasymptotic stability equiatomic equiaxed equiaxed grain equiaxed grain cast superalloy equiaxial equiaxial grain equibounded sequence of functions equi-Brocard center equicardinality quantifier equicenter equicentroaffine equicentroaffine curvature equicentroaffine space equicharacteristic equicharacteristic case equicharacteristic ring equichordal equichordal point equichordal-point problem equicofactor equicomplementable figures equiconcave equiconcave lens

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。