英语词汇retroactive的意思、用法及释义-英汉双解词典

单词	retroactive
释义	retroactive adj (fml 文) effective from a past date 溯及既往的 ; 有追溯效力的 The new law was made retroactive to 1 January, ie as if it had come into effect then. 新法令生效日期可追溯到1月1日.
随便看	patina patio patisserie patois patri- patriarch patriarchal patriarchate patriarchy patrician patricide patrimonial patrimony patriot patriotic patriotically patriotism patrol patrolman patrol wagon patron patronage patronize patronizing patronizingly

英汉双解词典包含38652条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。