“level-Ⅱ civilization”概念、定义、翻译-科学时代

单词	level-Ⅱ civilization
释义	天文学词汇手册 level-Ⅱ civilization Ⅱ级文明
随便看	work island work-leisure model workless constraint work license work-life effectiveness work-life program work limit workload work load work load workload workload work load work load work load workload workload workload workload workload workload approach workload approach workload measurement work made for hire work made for hire

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。