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
- 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。 - Nuclear physics is a closed book to me.
核物理学是我完全不懂的一门学科。 - 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。 - The exams will be closed book unless otherwise indicated.
如无明确指示，测验将闭卷进行。 - Sarah closed the book and laid it aside.
萨拉合上书，把它放在了一边。 - Slowly he closed the book.
他慢慢合上书。 - It's no good talking to me about physics; it's a closed book to me.
跟我谈物理等于白说，我对它一窍不通。 - He closed the book, yawned, and went to bed.
他合上书，打了个哈欠，然后上床。 - The man's early life is a closed book.
那人的早年生活是个不可告人的谜。 - Politics is a closed book to me.
政治对我一窍不通。