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 n. 1.(person)莫测高深的人 (subject, technology)一窍不通的事物 2.(concluded matter)已了结的事
随便看	amplosomes amply ampoule ampoule AMPs amps ampul ampule ampule ampulla ampullaceal ampullaceous ampullae ampullae ampullar ampullar ampullary ampullosity ampuls amp up amputate amputated amputates amputating amputation

英汉双解词典包含368430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。