“衰落地带”概念、定义、翻译-科学时代

单词	衰落地带
释义	地理学词汇手册衰落地带 rust belt
随便看	jack chain jack chuck jack column jack cord jack cylinder jack distributor jack down jackdrill jackdrill jacke-in-a-box jack engine jack-engine jack engine jacket jacket jacket jacket jacket jacket jacket jacket jacket jacket band screw jacket cell jacket-cooled engine

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。