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 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。 - If the court rejects the deal, much potentially useful information will remain, quite literally, a closed book.
如果法院拒绝了这份协议，那么确切的说那么多有用的知识仍然只是一本合着的书而已。 - 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。 - The exams will be closed book.
考试为闭书考试。 - Economics was a closed book to him.
他对经济学一窍不通。 - Politics is a closed book to me.
政治对我一窍不通。 - Philosophy is a closed book to me.
我对哲学一窍不通。 - All examinations are closed book and closed notes.
测验中均禁止看书或笔记。 - Nuclear physics is a closed book to me.
核物理学是我完全不懂的一门学科。