英语词汇closed book是什么意思，closed book的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	closed book
释义	closed book　 n.一无所知的东西已结束的事（计划、行动等）
随便看	frame front extension slab frame game frame girder frame grabber frame grid frame grid tube frame ground frame handler frame height frame house frame house frame house frame hysteresis frame identification frame in frame inference frame inheritance frame input transformator frame joint frame keystone frame knowledge representation frame level data frame level interface frame level procedure frame lift

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。