“hardness”概念、定义、翻译-科学时代

单词	hardness
释义	环境科学与工程词汇手册 hardness 硬度；硬性
随便看	Chu opera chupatty chupon church church church church Church Army Church Army Church Commissioners church drama church father Church Fathers Church History of Eusebius churchianity Churchill Churchill Churchill，Winston Leonard Spencer churchism churchman Church Missionary Society Church Missionary Society church mode church mode Church of Duomo

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。