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
- Sarah closed the book and laid it aside.
萨拉合上书，把它放在了一边。 - 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 unless otherwise indicated.
如无明确指示，测验将闭卷进行。 - The dense dark jungle, obviously a closed book to an outsider, is an open book to the aboriginals.
黑暗稠密的丛林，对外来者显然是神秘莫测的，但对土著来说却毫无神秘可言。 - 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。 - 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。 - 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。 - Anne closed her book and stood up.
安尼合上书，站了起来。