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	Robespierre Robespierre,Maximilien de robin Robin robin-egg robing Robin Goodfellow robin goodfellows robing room Robin Hood Robin-Hood Robin-Hoodish Robin-Hoodism Robin Hoods Robin Hood's barn Robin Hood's pennyworth robinia robin redbreast robin redbreasts robins robin's-egg blue robin's-egg blue,robin-egg robin's-egg blues robin snow Robinson

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