closed book
英 [kləʊzd bʊk]
美 [kloʊzd bʊk]
完全不了解的人; 一无所知的事物; 谜
英英释义
noun
- something that baffles understanding and cannot be explained
- how it got out is a mystery
- it remains one of nature's secrets
双语例句
- Anne closed her book and stood up.
安尼合上书，站了起来。 - All examinations are closed book and closed notes.
测验中均禁止看书或笔记。 - She stopped reading and closed the book.
她停止阅读，合上书。 - When he finished, the author blew gently to dry the ink, then methodically closed the book and tied it securely with a red satin ribbon.
当作者写完故事，他轻轻地吹干字中的墨迹，接着有条不紊地合上书，在书上牢牢地系上了一条红色的绸缎带。 - Mathematics was a closed book to me all through school.
在整个求学期间，我对数学一窍不通。 - Frank Spriggs was a very able man but something of a closed book
弗兰克·斯普里格斯是一个很有才干的人，但是有些让人捉摸不透。 - I'm afraid accountancy is a closed book to me.
我恐怕对会计学一窍不通。 - Nuclear physics is a closed book to most of us.
我们大多数人对原子核物理学一窍不通。 - The exams will be closed book.
考试为闭书考试。 - If the court rejects the deal, much potentially useful information will remain, quite literally, a closed book.
如果法院拒绝了这份协议，那么确切的说那么多有用的知识仍然只是一本合着的书而已。