单词	substitution cipher
释义	substitution cipher noun : a cipher in which the letters of the plaintext are systematically replaced by substitute letters compare transposition cipher Example Sentences Recent Examples on the Web Related Stories To solve the first two passages, codebreakers used vigenere, which is what cryptologists call a polyalphabetic substitution cipher system. Courtney Linder, Popular Mechanics, 3 Feb. 2020 Word History First Known Use 1936, in the meaning defined above
随便看	special trust special vert special warranty special-handling stamp special-needs specialer specialisation specialisation, specialise, specialised specialisations specialise specialised specialiser specialisers specialises specialising specialism specialisms specialist specialist shop specialistic specialists specialities speciality specialization specializations

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