“set union”概念、定义、翻译-科学时代

单词	set union
释义	信息与系统科学词汇手册 set union 并集
随便看	effervescence effervescence effervescence effervescent beverage effervescent deep drawing steel effervescent tablet efficacy test efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency efficiency

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。