sanitize  
verb [ T ] (UK usually sanitise) uk/ˈsæn.ɪ.taɪz/ us/ˈsæn.ə.taɪz/
  (CLEAN)     
  mainly US给…消毒;对…进行卫生处理;使清洁 
to make something completely clean and free from bacteria
   (CHANGE)      
 disapproving净化;消除…中过激(或有害、令人不快的)内容 
to change something in order to make it less strongly expressed, less harmful, or less offensive
  The military wants to allow only a sanitized report/version of the incident to become public. 有关该事件,军方希望只公开经过粉饰的报告。