“证明书”概念、定义、翻译-科学时代

单词	证明书
释义	请查阅参考--介绍人--介绍信--证明书--证明人
随便看	freezing shaft freezing tolerance freezing wage free zone free zone free zone free zone free　免送费 Frege's principle F-region freibergite Freiburg School Freie Demokratiche Partei freieslebenite freight freight freight freight freight freight freight freight abandonment clause freight absorption freight absorption freight-absorption pricing

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。