counter-revolutionary       
 noun [ C ] uk/ˌkaʊn.tə.rev.əˈluː.ʃən.ər.i/ us/ˌkaʊn.t̬ɚ.rev.əˈluː.ʃən.er.i/
 反革命,反革命分子
someone who organizes or is involved in a counter-revolution (= a political activity that happens as a reaction to an earlier political change)
  She was tried and executed for being a counter-revolutionary. 她因反革命而被审判和处决。 
 He said that some counter-revolutionaries and bad elements had sneaked into the Party. 他说,有一些反革命分子和坏分子已经潜入了党内。 
 See: counter-revolution
 - More examples
 - He was branded a counter-revolutionary and dismissed from all his posts.
 - Homes were raided in an effort to root out counter-revolutionaries.
 - Hundreds of thousands of counter-revolutionaries were massacred in the Vendée in western France in the 1790s.
 
counter-revolutionary       
adjective uk/ˌkaʊn.tə.rev.əˈluː.ʃən.ər.i/ us/ˌkaʊn.t̬ɚ.rev.əˈluː.ʃən.er.i/
 反革命的
involved in or relating to a counter-revolution (= a political activity that happens as a reaction to an earlier political change)
 counter-revolutionary activities/literature 反革命活动/文学 
 - More examples
 - His controversial statements about race and class eventually led to charges of counter-revolutionary heresy.
 - The bandits in question were counter-revolutionary rebels who hid in the Escambray mountains during the 1960s.
 - Red Guards attacked his ideas as counter-revolutionary in the 1960s.