“夜天”概念、定义、翻译-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

单词	夜天
释义	天文学词汇手册夜天 night sky
随便看	vertical make-up vertical management vertical management provider vertical market vertical market vertical marketing vertical marketing channel system vertical marketing channel system vertical marketing system vertical marketing system vertical marketing system--vertical marketing system (VMS) vertical marketing system (VMS) vertical marketing system (VMS) vertical marketing system (VMS) vertical media vertical merger vertical merger vertical merger vertical merger vertical merger vertical method vertical migration vertical mobility vertical mobility vertical mobility