authenticate [ɔˈθɛntɪˌket]

例句:

• The effort to authenticate the painting became a crusade.
  来自NEWYORKER
• Documentaries offered the chance to authenticate the accuracy of the various details in these models.
  纪录片为核实这些模型中各种细节的准确性提供了机会。
  
• We would have to authenticate your relationship with the boy.
  我们必须证实一下您和那个孩子的关系.
  
• An expert was needed to authenticate the original Van Gogh painting from his imitation.
  这幅画是凡·高的真迹还是赝品,需由专家来鉴定.
  
• How are states going to authenticate against it?
  来自SA
• Valero also said France is working to authenticate the audio tape.
  来自VOA