“群婚”概念、定义、翻译-科学时代

单词	群婚
释义	民族学词汇手册群婚 cenogamy; hetaerism
随便看	Backus-Naur form Backus-Naur form--Backus-Naur form (BNF) Backus-Naur form (BNF) back value back value back veneer back view back view back view back view back view back view mirror back volume back vowel backwall back wall back wall backwall injection back-wall photovoltaic cell backward backward algorithm backward anaphora backward association backward association backwardation

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。