“Penny Black Stamp”的概念、定义、翻译、参考文献-科学参考

单词	Penny Black Stamp
释义	Penny Black Stamp Encyclopedia 工学邮资凭证释 Penny Black Stamp黑便士 1840年英国发行的世界上第一枚邮票。5月1日发售，5月6日正式使用。面值为1便士，用黑色油墨印制。
随便看	one-way light time one-way membrane one-way nesting one way quantum computation one-way quantum computation one-way quantum finite automata one-way road one-way satellite system one-way street one-way tidal power station with single basin one-way trapdoor function one way valve one-way valve one-zone model On Famine Relief On Feelings: Compilation of Liu Ji's Ci Poems On Fiction Through the Chinese History On Film Music On Finger Painting onflow On Folk Literature On Fu Prose Poems On Gardening On Generation and Corruption Ong Keng Sen

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。