“序数”概念、定义、翻译-科学时代

单词	序数
释义	教育学词汇手册序数 ordinal number
随便看	operant behaviour operant conditioned reflex operant conditioning operant conditioning operant conditioning operant conditioning operant conditioning operant goal operant learning operant theory operant therapy opera on-film opera-oratorio opera overture opera regia opera semiseria opera semiseria opera seria opera seria opera singer operate operated shellfish operatic operatics operating

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。