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。 - As far as I'm concerned the accident is a closed book; I just want to forget it.
就我而言，这事件已过去了，我只想忘掉它。 - I'm afraid physic will always be a closed book to me.
恐怕我对物理窍不通。 - Twice he closed the book on his forefinger to look at the name of the author. Swinburne!
他两欢用食指插着合上书看，作者的名字，史文朋！ - The exams will be closed book.
考试为闭书考试。 - He closed the book, yawned, and went to bed.
他合上书，打了个哈欠，然后上床。 - 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。 - Nick closed his book and put it down.
尼克把书合上后放下。 - I'm afraid accountancy is a closed book to me.
我恐怕对会计学一窍不通。