“内三关”的概念、定义、翻译、参考文献-科学参考

单词	内三关
释义	内三关 Encyclopedia 历史学民族释 Inner Three Passes内三关中国古关合称，明代以北直隶（今河北、北京）境内沿内长城分布的居庸关、倒马关、紫荆关三关为内三关。
随便看	medicine registration standard Medicine River medicine spot cloth Medicine Standard Promulgated by China Food and Drug Administration medicine standard promulgated by Ministry of public health of the People's Republic of China medicine terminalia fruit Medicolegal autopsy medico-legal expertise medieval agricultural economy in Eastern Europe Medieval Arabic Philosophy medieval Byzantine law Medieval Cities medieval city law medieval climatic anomaly medieval ethical thoughts medieval European law Medieval European Technology: 800-1400, Tradition and Innovation medieval European views of nature Medieval guild Art Education Medieval Islamic Cities medieval Jewish philosophy medieval logic medieval mathematics in Europe medieval maximum medieval minimum

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。