Explanation: Punish: punishment; Police: alert. Killed a person in order to alert many people. Usage: -Linked; as predicate; intended as a warning to Source: Han Ban Gu, "Han Yin Chuan Weng return": "to a warning, Answer to all services, fear diverted to themselves." Examples: Brothers set to ~ today, let everyone see face to face, so that they have a fear of fear. (Qing Li Baojia "Bureaucrats" 56th back)
No. 2
Also be punished as a warning. "Punish a person to alert more people to stop the confusion, punish a warning to a hundred is necessary.