“封闭性经济”概念、定义、翻译-科学时代

单词	封闭性经济
释义	商务词汇手册封闭性经济 block economy
随便看	split screen split seal split session split share split share split shift split shipment split shipment split spectrum photovoltaic cell split spoon split-spoon sample split spread split stage split stream split stream split system split system split system air condition splitter splitter splitter splitter splitter splitter vane split test method

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。