“Four Orthodox Caliphs”的概念、定义、翻译、参考文献-科学参考

单词	Four Orthodox Caliphs
释义	Four Orthodox Caliphs Encyclopedia 历史学〔综述〕释 Four Orthodox Caliphs四大哈里发 632年穆罕默德去世后，阿拉伯帝国最初的四位继任者，史称四大正统哈里发。哈里发为阿拉伯语的音译，意为真主使者的继承者。
随便看	World Development Report World Draughts Federation World Earth Day world economic crisis world electric power industry world-empires World Energy Cities Partnership World Energy Council World Environment Day World Ethno-National Studies World Evangelical Fellowship World Expo Museum world factory world famous earthquake World Federation of Acupuncture-Moxibustion Societies World Federation of Chinese Medicine Societies World Federation of Scientific Workers World Federation of the Sporting Goods Industry World Fellowship of Buddhists world fertility survey World Festival of Black Arts World Film Aesthetics History World Film Festival in Montreal Worldfish Center world fisheries

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。