anti-smut       
adjective uk/ˌæn.tiˈsmʌt/ us/ˌæn.taɪˈsmʌt/
 禁淫秽书报的
opposed to, or intended to stop, magazines, books, films, jokes, etc. that relate to sex and that offend some people
  Anti-smut crusaders are turning their attention to Internet Service Providers in their fight against online porn. 在打击网络色情的斗争中,反淫秽斗士将注意力转向了互联网服务提供商。 
 MPs have passed a controversial anti-smut bill. 议员们通过了一项有争议的反淫秽法案。 
 - More examples
 - Politicians used anti-smut crusades to attract voters.
 - An anti-smut campaigner, she was known for attacking almost anything remotely controversial.
 - The Oscars' live telecast will for the first time be presented on a five-second delay, an anti-smut safeguard.
 
Synonym: anti-pornography