“郑和下西洋”的概念、定义、翻译、参考文献-科学参考

单词	郑和下西洋
释义	郑和下西洋 Encyclopedia 历史学中外关系释 Zheng He's Voyages to Western Seas郑和下西洋 1405～1433年，郑和率领船队7次出使亚非30多个国家和地区，是中国航海史和外交史上的重大事件。
随便看	Democratic Republic of Congo-People’s Republic of Congo Declaration Democratic Republic of German Democratic Republic of Germany democratic socialism democratic society Democratic Theatre Democratic Union of Cape Verde democratization of higher education Democritus Democritus, 公元前460？—370？ Democritus (约公元前460—约前370) demoder demodicidosis of animal demodulation demodulation method demodulator Demographic and Social Changes demographic data demographic dividend demographic factor demographic method demographicmodel Demographic Problems demographic statistic survey demographic swamping

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。