cipher

英 [ˈsaɪfə(r)] 美 [ˈsaɪfər]

n.  密码; 暗号; 无足轻重的人; 无关紧要的东西; (姓名首字母的)拼合字,花押

复数:ciphers过去式:ciphered现在分词:ciphering第三人称单数:ciphers过去分词:ciphered

TOEFLGRE

BNC.22793 / COCA.22546



牛津词典

noun

  1. 密码;暗号
    a secret way of writing, especially one in which a set of letters or symbols is used to represent others
    1. a message in cipher
      密码信
  2. 无足轻重的人;无关紧要的东西
    a person or thing of no importance
    1. (姓名首字母的)拼合字,花押
      the first letters of sb's name combined in a design and used to mark things

      柯林斯词典

      1. N-COUNT 密码;暗号
        A cipher is a secret system of writing that you use to send messages.
        1. ...converting their messages into ciphers.
          把他们的信息转换成密码
        2. ...a cipher clerk.
          译电员
      2. N-COUNT 无足轻重的人;走狗;小兵小卒
        If you describe someone as a cipher, you mean that they have no power and are used by other people to achieve a particular purpose.
        1. He was little more than a cipher who faithfully carried out the Fuehrer's commands.
          他只不过是个走狗,忠实执行元首的命令。

      双语例句

      1. He was little more than a cipher who faithfully carried out the Fuehrer's commands.
        他只不过是个走狗,忠实执行元首的命令。
      2. All important plans were sent to the police in cipher.
        所有重要计划均以密码送往警方。
      3. Using these cipher suites the data is encrypted by one end and decrypted by other end.
        使用该密码组合时,数据在一端进行加密,在另一端进行解密。
      4. A Cipher class object is created and initiated in the decryption mode.
        这样就用解密方式创建并初始化了Cipher类对象。
      5. I have provided support for the TripleDES block cipher algorithm only for demonstration.
        我已经对TripleDES块密码算法提供了支持,但只用于演示。
      6. All values in a specific column of a database table are encrypted with the same password provided by the user, the same encryption algorithm, and the same cipher mode.
        一个数据库表中某个特定列中的所有值都以用户提供的相同密码、相同的加密算法和相同的加密方式进行加密。
      7. Next I create a Cipher class object and initiate it in encryption mode.
        接着创建Cipher类对象,并以加密方式对它初始化。
      8. Currently this method only returns the string "This is Cipher Data".
        目前,这个方法仅返回字符串“ThisisCipherData”。
      9. The cipher byte array is then decrypted, and the decrypted byte array is returned as a text string.
        接着对该密码字节数组解密,解密的字节数组作为文本字符串返回。
      10. I can't bear such a cipher any longer.
        我再也不能忍耐如许一个无用的人了。
      11. Could you get me out of this cipher?
        你能将我从这密码中解放吗?
      12. This hidden information can be plain text, cipher text, or even images.
        这些隐藏的信息可以使普通文本、密码文本或图像等。
      13. At first, some basic knowledge in stream cipher and cellular automata has been introduced;
        文章首先介绍了序列密码及细胞自动机的相关知识;
      14. I was a cipher in this company.
        在这群人中,我是一个微不足道的小角色。
      15. In computer security, unintelligible text or signals produced through the use of cipher systems.
        计算机安全学中,通过密码系统产生的不可理解的文字或信号。参阅plaintext。
      16. The acceleration mechanism can be used in acceleration of clock-controlled sequence generator and key preset of stream cipher generator.
        此加速机制可应用于钟控序列发生器和序列密码发生器的密钥预置。
      17. For convenience, it details the chosen plaintext-timing attack implementation by way of example of DES block cipher algorithm.
        为了便于说明,文中以分组密码DES算法为例,详述了选择明文-时间攻击的具体实现。
      18. In order to encrypt communication, sequence cipher in linear congruence was used to image security.
        为了进行保密通信,需要对图像进行加密,采用了一种基于线性同余的序列加密方法。
      19. A Design and Analysis of Block Cipher Algorithm
        一种基于分组密码算法的设计和分析
      20. A stream cipher encryption scheme was designed based on piecewise nonlinear chaotic map.
        基于分段非线性混沌映射设计了一种流密码加密方案。
      21. One byte of cipher text is generated for every byte of plain text contained in the message.
        对包含在信息中的普通文本的每一个字节产生密码文本的一个字节。
      22. Before we can encrypt, we need to know the size of the buffer required for the cipher text.
        在我们可以加密,我们需要知道的密文所需的缓冲区大小。
      23. This USB Cipher Card adopts USB2.0 standard, and adopts FPGA design technology, and imports embedded USB host technology.
        该USB加密卡采用了USB2.0接口标准,采用了FPGA设计技术,引入了嵌入式USB主机技术。
      24. Block cipher in output feedback mode is used to implement the end-to-end key stream generator.
        系统使用分组密码的输出反馈模式实现端-端密钥序列发生器。
      25. In the high security communication system, stream cipher as an important technique is widely used.
        在高保密强度的通信系统中,流密码是一种广泛采用的重要技术手段。
      26. Cryptograph: a system of secret or cipher writing; a cipher.
        密码:一种秘密的或用密码书写的系统;密码。收藏。
      27. Knew the area of hexagon, can change cipher out a.
        知道了正六边形的面积,就可以换算出a了。
      28. Property contains the cipher strength of the encryption algorithm used on this connection.
        属性包含该连接所使用的加密算法的密码长度。
      29. The high speed data cipher card can implement the information storage and transmit the protected information, which has the function of digital signature and signature authentication.
        高速数据密码卡可以实现信息的存储和对传输信息的加解密保护、数字签名和签名验证功能。
      30. By applying RS code and two-locks cipher protocol, this paper constructs an asymmetric public key traitor tracing scheme.
        利用RS码和两锁密码协议构造了一种非对称的公钥叛逆者追踪方案。

      同义词辨析

        zero cipher nil nought【导航词义:零】

        zero n. 零;零度;零点;零分

      〔辨析〕普通用词,一般用于表示数字、数量、刻度、比分、电话号码等;表示概率、程度等时,常指微乎其微或根本没有。

      〔例证〕
      If x is zero, y must be 2.
      如果x为零,y肯定是2。
      It was 18 degrees below zero.
      气温是零下18度。
      We won the football game with a score of 4 to zero.
      我们以4比0的比分赢得了这场足球比赛。
      My chances of winning are almost zero.
      我获胜的机会几乎为零。

        cipher n. 〈文〉零;不重要的人

      〔辨析〕指数字0或0至9的任何一个阿拉伯数字,强调数字概念;引申则指无足轻重的人。

      〔例证〕
      reliable ciphers
      可靠性数字
      223344 is a number of 6 ciphers.
      223344是一个6位数。
      One followed by two ciphers is 100.
      1的后面跟两个0是100。
      He's a mere cipher in the committee.
      他在委员会里不过是个无名小卒。

        nil n. 〈英〉零;无

      〔辨析〕多指体育比赛中的比分,或用于认知、价值等程度,常可与 zero 换用。

      〔例证〕
      Our team won by three goals to nil/zero.
      我们队以3比0获胜。
      His knowledge of the subject is practically nil/zero.
      他在这方面的知识几乎是零。
      Their new device reduced labour costs to almost nil/zero.
      他们的新装置把劳动成本几乎降为零。

        nought n. 〈英〉零

      〔辨析〕强调数字概念,可与cipher换用;在数字读法上与 zero 相同,可换用。

      〔例证〕
      nought/zero point one/two three etc.
      0.1/0.23等
      A million is 1 with six noughts/ciphers after it.
      一百万是一后面加六个零。

      英英释义

      noun

      1. a message written in a secret code

          Synonym:    cypher

        1. a secret method of writing

            Synonym:    cyphercryptographsecret code

          1. a person of no influence

              Synonym:    cyphernobodynonentity

            1. a quantity of no importance
              1. it looked like nothing I had ever seen before
              2. reduced to nil all the work we had done
              3. we racked up a pathetic goose egg
              4. it was all for naught
              5. I didn't hear zilch about it

              Synonym:    nothingnilnixnadanullaughtcyphergoose eggnaughtzerozilchzipzippo

            2. a mathematical element that when added to another number yields the same number

                Synonym:    zero0noughtcypher

              verb

              1. make a mathematical calculation or computation

                  Synonym:    calculatecyphercomputework outreckonfigure

                1. convert ordinary language into code
                  1. We should encode the message for security reasons

                  Synonym:    codeenciphercypherencryptinscribewrite in code