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.（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	haplite haplite haploid haploidies haploids haploidy haplologies haplology haplont haplonts haploses haplosis haply happed happen happenchance happened happening happening happenings happens happenstance happenstances happi coat happied

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