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 exams will be closed book.
考试为闭书考试。 - 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 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。 - 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。 - She stopped reading and closed the book.
她停止阅读，合上书。 - I'm afraid accountancy is a closed book to me.
我恐怕对会计学一窍不通。 - 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。 - Politics is a closed book to me.
政治对我一窍不通。 - For me, geology is a closed book.
对我来说地质学是一门我完全不懂的学科。 - I'm afraid physic will always be a closed book to me.
恐怕我对物理窍不通。