revoke       
verb [ T ]  formal uk/rɪˈvəʊk/ us/rɪˈvoʊk/
 撤销;废除;解除
to say officially that an agreement, permission, a law, etc. is no longer in effect
  The authorities have revoked their original decision to allow development of this rural area. 当局原来决定允许开发这一乡村地区,但现在他们已经收回成命。 
 Synonyms: repeal rescind 
Compare: countermand