“Crusades Expeditions”的概念、定义、翻译、参考文献-科学参考

单词	Crusades Expeditions
释义	Crusades Expeditions Encyclopedia 历史学〔综述〕释 Crusades Expeditions十字军东征 1096～1291年西欧天主教会、世俗封建主和意大利富商对地中海东岸国家进行的战争。因参加者的衣服上缀有十字标记，故称十字军。
随便看	surface safety valve surface scattering surface scattering model surface science surface segregation surface servo surface set diamond bit surface sheath surface sheath superconductivity surface singularity surface sliding surface soil pollen surface sound channel surface sound velocimeter surface sound wave surface source black body surface specimen of crude drug surface spherical harmonic surface spillways surface state surface state analysis surface state electrons surface-state electrons surface sterilization surface strengthening technology

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。