“piggyback commercial”概念、定义、翻译-科学时代

单词	piggyback commercial
释义	广告学词汇手册 piggyback commercial 背负广告
随便看	database management system (DBMS) database management system (DBMS) Database Management System (DBMS) database management system (DBMS) database management system（DBMS） database management system（DBMS） database manager database marketing database marketing database marketing database marketing database marketing database metadata database model database of web database planning database processor database protocol database publishing database rebuilding database record database recovery database retrieval database retrieval system database schema

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。