英语词汇“closed book”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	closed book
释义	closed book [kləʊzd buk] freq. 2 dict. 1 na.未知之事 [网络]期末考；不可理解的事情；完全不懂的学科
随便看	quadrant type quadrant unit quadrant valve quadrant visibility quadrant warhead quadrant with two arcs quadrapartite quadrapertite quadra-phase quadra phase quadraphonic quadraphonically quadraphonic amplifier quadraphonic record quadraphonic recording quadraphonic recording system quadraphonics quadraphonic sound recording quadraphonic system quadraphonic systems quadraphonies quadraphony Quadra, Pizzo quadraplegic quadraple immunosuppressive therapy

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