英语词汇retroactive policy怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	retroactive policy
释义	retroactive policy 简明释义有追溯效力的保险单
随便看	lead strain lead strip lead stripper lead stripping machine lead stroke lead strontium phosphate crystal lead styphnate lead subacetate lead subacetate cerate lead subacetate ointment lead subacetate solution lead subcarbonate lead suboxide lead sugar lead sugar identification of fibre lead sulfate lead sulfate tribasic lead sulfide lead sulfide cell lead sulfide detector lead sulfide detector cell lead sulfide film lead sulfide photoconductive cell lead sulfide photodetector lead sulfide sweetening process

英汉双解词典包含3185865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。