“convenience sampling”概念、定义、翻译-科学时代

单词	convenience sampling
释义	广告学词汇手册 convenience sampling 便利抽样
随便看	shadow economy shadow economy shadowed contour line shadow edge shadow effect shadow effect shadow exchange rate shadow exposure shadow factor shadowgraph shadowgraph shadowgraph method shadowgraph method shadowgraph system shadowgraph technique shadowing analysis shadowlands shadowless lighting shadow-man doctrine shadow mark shadow matter shadow memory shadow method shadow method shadow page table

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。