“主子式”概念、定义、翻译-科学时代

单词	主子式
释义	机械工程词汇手册 principal minor 主子式
随便看	usage usage usage usage usage usage analysis usage and attitude study (U & A study) usage-based market segmentation usage condition analysis (UCA) usage factor usage guide usage imagery usage knowledge usage label usage of foreign trade usage of trade usage of trade usage of trade usage of war usage rate usage situation usage variance USA government document USAID（United States Agency for International Development） usance

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。

principal minor