1N-COUNT 密码;暗号 A cipher is a secret system of writing that you use to send messages. 密码;暗号
...converting their messages into ciphers.
把他们的信息转换成密码
...a cipher clerk.
译电员
2N-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. 无足轻重的人;走狗;小兵小卒
He was little more than a cipher who faithfully carried out the Fuehrer's commands.