cipher algorithm的用法和樣例：
例句
- A cryptographer friend tells the story of an amateur who kept bothering him with the cipher he invented.
一個密碼學家朋友跟我講過一個故事，一個愛好者總愛用他發明的密碼演算法打擾他。 - A new block cipher is designed where the diffusion of matrix multiplication is combined with the confusion of specially designed matrix operation to encrypt information.
摘要設計了一種新的分組密碼演算法，該演算法利用矩陣乘法的擴散作用與專門設計的一種拒陣運算的混亂作用實現對信息的加密。
