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
- The man's early life is a closed book.
那人的早年生活是个不可告人的谜。 - I'm afraid physic will always be a closed book to me.
恐怕我对物理窍不通。 - 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 me.
核物理学是我完全不懂的一门学科。 - 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。 - Even though she has lived in Beijing for several years, Chinese men are still a closed book to Cathie Watson.
即使已经在北京生活多年，凯蒂•沃森对于中国男士还是知之甚少。 - Anne closed her book and stood up.
安尼合上书，站了起来。 - Philosophy is a closed book to me.
我对哲学一窍不通。 - Sarah closed the book and laid it aside.
萨拉合上书，把它放在了一边。 - The exams will be closed book.
考试为闭书考试。