rebut       
verb [ T ]  formal uk/rɪˈbʌt/ us/rɪˈbʌt/ -tt-
 反驳;驳斥;驳回
to argue that a statement or claim is not true
  She has rebutted charges that she has been involved in any financial malpractice. 面对指控,她反驳说她没有参与任何金融营私舞弊案。 
 
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