短語詞組短語Application Cryptogram 應(yīng)用密文threshold cryptogram 門檻密碼學(xué)primary cryptogram 密碼cryptogram lock 密碼鎖cryptogram telephone 話密機laser cryptogram 激光密碼data cryptogram 數(shù)據(jù)加密cryptogram theorem 密碼理論 返回 cryptogram