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
- He closed the book, marking his page, and placed it on the table beside him.
他关闭了书，标示他的页，而且放它在他旁边的桌子上。 - Nick closed his book and put it down.
尼克把书合上后放下。 - Anne closed her book and stood up.
安尼合上书，站了起来。 - As far as she is concerned, her marriage is a closed book.
对她来说，她的婚姻已经彻底结束了。 - Economics was a closed book to him.
他对经济学一窍不通。 - 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。 - 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。 - The final is a closed book test, but you may bring a one-page outline to the exam to consult freely.
虽然期末考试不得翻书，但你可以携带一页的大纲前来应试。 - He closed the book, yawned, and went to bed.
他合上书，打了个哈欠，然后上床。 - 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。