“回顾调查”概念、定义、翻译-科学时代

单词	回顾调查
释义	统计学词汇手册 retrospective survey 回顾调查
随便看	gelifusinitic coal Gelignite gelinite gelisol gelivation gelivation gelled electrolyte battery gel led filament gelled propellant gelled propellant rocket engine gel-like filament gelling gelling agent gelling machine Gellner, Ernest gelocollinite gelofusine gelometer geloscopy gelose gelose gel phase gel resin gelsemism gelsemium

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。

retrospective survey