“post card”的概念、定义、翻译、参考文献-科学参考

单词	post card
释义	post card Encyclopedia 文学【声像印制】释 post card明信片一种书写兼视觉媒介，其信息传播主要通过邮政网络，是邮政传信时代典型的社会交往方式。
随便看	compactron compact scheme compact semigroup compact set compact solvable manifold compact source compact space compact spectrum compact sphere compact spinning compact star compact strip production compact subgroup compact submanifold compact subset compact subspace compact subvariety compact support compact support function compact surface compact tensile test compact topological group compact topological space compact torus compact transformation

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。