“Longman Dictionary of Contemporary English”的概念、定义、翻译、参考文献-科学参考

单词	Longman Dictionary of Contemporary English
释义	Longman Dictionary of Contemporary English Encyclopedia 文学〔词典〕释 Longman Dictionary of Contemporary English《朗文当代英语词典》一部专为非英语国家的英语学习者编写的共时性、规范-描写积极型学习词典。由朗文出版有限公司编纂，1978年推出第1版，2014年推出第6版。
随便看	covariant derivative tensor covariant differential covariant differential operator covariant differentiation covariant divergence covariant exterior differential covariant field covariant formulation of Lorentz condition covariant formulation of Maxwell equations covariant formulation of Maxwell equations in media covariant formulation of the charge conservation covariant functor covariant index covariantly constant field covariantly constant spinors covariant mapping covariant morphism functor covariant of a group covariant of a tensor covariant order covariant principle covariant quantization covariant set covariant spinor covariant tangent bundle

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。