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
- Politics is a closed book to me.
政治对我一窍不通。 - The man's early life is a closed book.
那人的早年生活是个不可告人的谜。 - 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 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。 - Nick closed his book and put it down.
尼克把书合上后放下。 - 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。 - The exams will be closed book unless otherwise indicated.
如无明确指示，测验将闭卷进行。 - Anne closed her book and stood up.
安尼合上书，站了起来。 - 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 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。