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
- 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。 - Slowly he closed the book.
他慢慢合上书。 - All examinations are closed book and closed notes.
测验中均禁止看书或笔记。 - 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。 - Economics was a closed book to him.
他对经济学一窍不通。 - The exams will be closed book unless otherwise indicated.
如无明确指示，测验将闭卷进行。 - The exams will be closed book.
考试为闭书考试。 - 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。 - Anne closed her book and stood up.
安尼合上书，站了起来。 - 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。