“货物出门概不退换”概念、定义、翻译-科学时代

单词	货物出门概不退换
释义	财政学词汇手册 caveat emptor 货物出门概不退换
随便看	period shutdown period silhouette period spectrum period-spectrum relation period table period table period-time charter period total fertility rate period trip period waveguide perionychium perioophoritis perioophorosalpingitis periopticon perioptometry periorbita periorbita periorchitis periosteitis periosteoma periosteomyelitis periosteophyte periosteotomy periosteum periosteum

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。

caveat emptor