英语词汇a closed book to sb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	a closed book to sb
释义	请查阅词条：a closed book (to somebody)
随便看	matts maturation maturational maturations maturative mature mature_1 mature_2 matured maturely maturement maturements matureness maturenesses maturer maturers matures maturest mature student mature-student maturestudent mature students maturing maturities maturity

英汉双解词典包含314281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。