“Battle of Gettysburg”的概念、定义、翻译、参考文献-科学参考

单词	Battle of Gettysburg
释义	Battle of Gettysburg Encyclopedia 历史学美国历史释 Battle of Gettysburg葛底斯堡战役 1863年7月1～3日发生在美国宾夕法尼亚葛底斯堡的重大战役，是美国内战的转折点。
随便看	envelope of zero vertical velocity envelope pattern envelope power function envelope shock envelope star envelope theorem envelope velocity enveloping enveloping algebra enveloping algebra of a Lie group enveloping bialgebra enveloping cylinder enveloping function enveloping isotopy enveloping line of folds enveloping ring enveloping series enveloping surface envelopment on double flanks control Envelop randomization envionmental impact assessment of water resources project and hydropower project enviromental remediation of sediment enviroment-sensitive release systems environment environment accounting

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。