“retrieval system”概念、定义、翻译-科学时代

单词	retrieval system
释义	图书馆、情报与文献学词汇手册 retrieval system 检索系统
随便看	mine mine mine mine mineability mine air preheating mine air refrigeration mine attack mine avoidance mine-aware soldier mine ban mine blading mine bottom plan mine burying mine cable mine chamber mine clearance mine-clearing rocket（projectile） mine climate mine coal mine concession mine conditions mine conveying mine countermeasures mine dangerous area

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。