“官渡之战”的概念、定义、翻译、参考文献-科学参考

单词	官渡之战
释义	官渡之战 Encyclopedia 历史学官渡之战释 Battle of Guandu官渡之战中国东汉建安五年（200）曹操与袁绍争夺中原霸权的关键战役。因交战于官渡（今河南中牟东北）而名。
随便看	contrariness contrarotate contrarotation contrary contrary event contrary propositions contrary theorem contrast contrast agent contrast analysis contrast and harmony contrast character contrast coefficient contrast color contrast, contrast ratio contrast design contrast developer contrast effect contrast-enhanced CT contrast-enhanced ultrasonography，CEUS contrast enhancement contrast factor contrast-induced nephropathy，CIN contrast induced nephro-toxicity，CIN contrastive

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。