“垂直门户”概念、定义、翻译-科学时代

单词	垂直门户
释义	网络与多媒体词汇手册垂直门户 vortal (vertical portal)
随便看	higher nervous activity higher nervous activity higher-order higher-order approximation higher-order delay element higher-order difference higher-order differential higher-order element higher order harmonic higher-order harmonics higher-order inertia matrix higher-order linear elliptic equation higher-order logic higher-order method higher-order partial derivative higher-order partial differential equation higher-order singular point higher-order term higher-order time delay higher pair higher plant higher priced paperback higher stratum higher surveying higher taxa

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。