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
  1. how it got out is a mystery
  2. it remains one of nature's secrets
  Synonym:mysteryenigmasecret

双语例句

• All examinations are closed book and closed notes.
  测验中均禁止看书或笔记。
• 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。
• 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。
• The man's early life is a closed book.
  那人的早年生活是个不可告人的谜。
• The exams will be closed book.
  考试为闭书考试。
• Nick closed his book and put it down.
  尼克把书合上后放下。
• 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。
• 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。
• I'm afraid physic will always be a closed book to me.
  恐怕我对物理窍不通。