| 单词 |
Playfair |
| 释义 |
Playfair|ˈpleɪfɛə(r)|
The name of Lyon Playfair, 1st Lord Playfair (1818–98), British chemist and administrator, used attrib. and absol. to designate a cipher in which successive pairs of letters are replaced by pairs chosen in a prescribed manner from a matrix of 25 letters, usu. arranged in accordance with a key-word.
1922J. C. H. Macbeth Langie's Cryptography iv. 166 M. Langie has omitted to give any reference to the ‘Playfair’ cipher, which has been extensively used for military purposes. This cipher is one of the substitution variety, and may be operated with one or more key-words. 1932D. L. Sayers Have his Carcase xxvi. 344 Here's a cipher message. Probably Playfair. 1966M. R. D. Foot SOE in France iv. 105 As simple as a Playfair code based on a single word. 1974Encycl. Brit. Micropædia X. 643/3 He [sc. Sir Charles Wheatstone]..invented the Playfair cipher, which is based on substituting different pairs of letters for paired letters in the message. 1979Listener 18 Jan. 131/1, I see that I have to encipher my answers to other [crossword] clues in Playfair without knowing the keyword... I have a friend who could solve two Playfair squares before breakfast. |
英语词典包含277258条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。
相关内容：
相关热词搜索：playfair英英词典英英释义英语词汇意思用法释义英语
字词 马德隆氏手术 释义 【医】 Madelung's operation 汉译英翻译词典收录405719条汉英翻译词......