“charity stamp”的概念、定义、翻译、参考文献-科学参考

单词	charity stamp
释义	charity stamp Encyclopedia 工学邮资凭证释 charity stamp附捐邮票为福利、健康、赈灾、慈善等事业筹款而在邮资外另加附捐金额的邮票。又称福利邮票、慈善邮票。
随便看	Ramond algebra Ramond boundary conditions Ramond Neveu Schwarz formalism Ramond-Neveu-Schwarz formalism Ramond Ramond fields Ramond-Ramond fields Ramon Llull ramp rampart rampart crater ramp-flat tectonics ramp function ramphoid cusp ramp metering ramp protection project ram pressure ram-pressure confinement ram-pressure stripping ramp voltage Ram rabbit Ramsar Convention ramsar convention Ramsauer effect Ramsay crater Ramsay, John Graham

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。