英语词汇closed books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 books
释义	closed book [口语] 无法理解的天书，不可捉摸之物，深𪪞难懂(或高深莫测)的东西，难理解的事物，完全不懂的学科已解决的问题，已了解的事，无须再考虑的问题
随便看	dedication dedicational dedications dedicative dedicator dedicatories dedicatorily dedicators dedicatory de die in diem dedifferentiate dedifferentiated dedifferentiates dedifferentiating dedifferentiation dedifferentiations de d.in d. dedolation de dolo malo dedolomitise dedolomitised dedolomitising dedolomitization dedolomitize dedolomitized

英汉双解词典包含483723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。