“免税期”概念、定义、翻译-科学时代

单词	免税期
释义	财政学词汇手册 tax holiday 免税期
随便看	sperm penetration sperm penetration path sperm plug sperm pump sperm revival rate sperm survival sperm swim-up sperm transfer sperm washing sperm web sperry buddle sperrylite sperrylite SPE--SPE（sound pattern of English） spessartine spessartine spessartite spessartite spevack process spew spewy soil Speyer Cathedral SPE（sound pattern of English） SPF spf

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。

tax holiday