“下中层阶级”概念、定义、翻译-科学时代

单词	下中层阶级
释义	人口学词汇手册下中层阶级 lower-middle class
随便看	neolithic revolution Neolithic revolution neolitsea neolocality neolocal residence neolocal residence neolocal residence neolocal residence neologism neologism neologism neologism neologism neomagma Neo-Malthusianism Neo -Malthusianism neo-Malthusianism neo-Malthusianism Neomarica gracilis neomartinella Neo-Marxism Neo -Marxism neo-Marxism neo-Marxism neomedievalism

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。