“radioactive half-life（放射性）”概念、定义、翻译-科学时代

单词	radioactive half-life（放射性）
释义	能源科学技术词汇手册 radioactive half-life（放射性）半衰期
随便看	unearned premium unearned premium unearned premium unearned premium unearned premium unearned premium portfolio unearned premium reserve unearned profit unearned reinsurance premium unearned revenue unearned revenue unearned surplus unearned surplus unearned value unearthed cultural relics unearthed relic unearthed relics unearthed voltage transformer unearthed voltage transformer UN/ECA UN/ECA--UN/ECA (United Nations Economic Commission for Africa) UN/ECA (United Nations Economic Commission for Africa) UN/ECE UN/ECE--UN/ECE (United Nations Economic Commission for Europe) UN/ECE (United Nations Economic Commission for Europe)

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。