英语词汇closed book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	closed book
释义	closed bookn. a subject about which one is ignorant 不知道的事，不理解的事
随便看	deftly deftness defunct defuse defy deg. degas degauss degausser degeneracy degenerate degenerately degeneration degenerative degradability degradable degradation degradative degrade degrader degrading degradingly degrease degreaser degree

英汉双解词典包含94788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。