“二重学说”概念、定义、翻译-科学时代

单词	二重学说
释义	心理学词汇手册二重学说 duplex theory
随便看	service channel service channel service channel in series service characteristic service charge service charge service charge service chute service class service class service class service class service class agreement service condition service condition service connection service contract service contract service contract service cost service cost service costing service counter terminal service delivery in tourism service demand

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。