- (of a book, etc.书籍等) too boring or difficult to be worth reading（因枯燥晦涩而）不值一读的，难以卒读的Topics Literature and writingc2
(also illegible)
difficult or impossible to read（因枯燥晦涩而）不值一读的，难以卒读的 - if somebody’s face or expression is unreadable, you cannot tell what they are thinking or feeling（面部表情）揣摩不透的，难以捉摸的
- Ed regarded her with an unreadable expression.埃德以难以理解的表情看待她。
- His eyes were unreadable as he led her into the office.他领她进办公室时眼神让人捉摸不透。
- (computing计算机) (of a computer file, disk, etc.计算机文件、磁盘等) containing information that a computer is not able to read无法读取的；打不开的Topics Computersc2