“请愿”概念、定义、翻译-科学时代

单词	请愿
释义	教育学词汇手册请愿 petition
随便看	upper core plate upper core structure Upper Corner Spring upper course upper credit tranche upper critical cooling rate upper critical Mach number upper critical point upper critical temperature upper culmination upper culmination upper dead centre upper deafness upperdeck upper deck upper derivative upper diameter upper difference threshold Upper Duct Upper Ear Root Upper Egypt upper eight evils upper eight winds upper elixir field upper end

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。