“unoccupied population”概念、定义、翻译-科学时代

单词	unoccupied population
释义	人口学词汇手册 unoccupied population 无业人口，未就业人口
随便看	unit banking unit banking unit banking system unit banking system unit-based course structure unit benefit plan unit bibliography unit bore system unit brightness unit cable unit card unit cell unit cell unit cell unit cell dimension unit cell parameter unit character unit character unit character unit charge unit charge unit circle unit circle unit connection diagram unit consumption of material

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。