expurgate       
verb [ T usually passive ]  formal uk/ˈek.spə.ɡeɪt/ us/ˈek.spɚ.ɡeɪt/
 删除(不当之处);删去(可能使人反感的地方)
to remove parts of a piece of writing that are considered likely to cause offence
  The book was expurgated to make it suitable for children. 这本书进行了删节,以适合儿童阅读。