“生产性投资”概念、定义、翻译-科学时代

单词	生产性投资
释义	旅游词汇手册生产性投资 productive investment
随便看	chain rail chain-ratio method chain reacting pile chain reaction chain reaction chain reaction chain reaction chain reaction chain reaction chain reaction chain reaction chain reaction method chain reaction of nuclear fission chain reflex chain regulating agent chain relative chain rule chain rule chain rule chain rule chain rupture chain saw chain saw chain scraper conveyor chain search

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。