“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	East Rennell east route of south-to-north water transfer project East Sayan Mountains East Scheldt Tide Lock East Siberian Sea East Timor East to west water transfer project in Peru Eastward Prelude east-west asymmetry east-west effect east-west line east-west poverty alleviation collaboration East-West relationship East Wind east wind drift Eastwing of National Gallery,Washington D.C. East Yang province East Zhejiang Maritime Affairs and Folk Custom Museum easy-addition theorem easy axis easy axis [of magnetization] easy axis of magnetization easy care textile design easy caught carp easy direction

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。