“bamboo curtain”概念、定义、翻译-科学时代

单词	bamboo curtain
释义	政治学词汇手册 bamboo curtain 竹幕（西方资产阶级舆论界过去对中国的诬蔑性用语）
随便看	principal plane principal plane principal plane principal plane principal plane principal planet principal planet principal point principal point principal point principal point principal point principal point principal point error principal point of photograph principal point of photograph principal polarization plane principal position principal quantum number principal quantum number principal rafter principal ray principal ray principal reaction principal refractive index

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。