“radioactive chemical element”概念、定义、翻译-科学时代

单词	radioactive chemical element
释义	环境科学与工程词汇手册 radioactive chemical element 放射性化学元素
随便看	Rydberg constant Rydberg constant Rydberg constant Rydberg correction Rydberg molecule Rydberg series Rydberg state Rydberg transition Rydberg wave number rye rye rye rye rye and Indian rye bread rye bread ryegrass rye whiskey rye whiskey Rykodisc Records Ryzner index ryūteki Rzeczpospolita R. zhongdianensis R·A

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。