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 book 1. 不知道的事；不理解的事 Nuclear physics is a closed book to me. 我对核物理一窍不通。 2. 不需再考虑的事；已解决(或已了结)的事
随便看	short snort short snorter short-spoken short-staffed short-staple short-stay shortstop short-stop shortstops short-stops short stories short story short subject short subjects short suit short sweetening short sweetenings short-swing short-tailed shearwater short-tailed shearwaters short-tailed vole short temper short-tempered short tennis short-term

英汉双解词典包含548777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。