英语词汇closed book的读音、翻译及短语词组释义-英汉双解词典-求索网

单词	closed book
释义	closed book closed book n.（名词）A person or thing that cannot be known or understood; something unfathomable or puzzling.完全不懂的人，不了解的事：无法认识或了解的人或物；深不可测或迷惑不解的东西
随便看	NASD NASDAQ naseberry Naseby Nash Nash Community College Nash hytor pump Nash pump Nashua Nashville Nashville State Technical Institute Nasik nasioalveolar nasiobregmatic nasio-iniac nasiomental nasion nasion-postcondylare plane nasitis Naskapi Nasmyth's membrane Nasmyth's membranes naso- naso-antral naso-antritis

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