el·o·cu·tion /ˌɛləˈkjuʃən/
  雄辯術,演說法
  El·o·cu·tion n.
  1. Utterance by speech. [R.]
  [Fruit] whose taste . . .
  Gave elocution to the mute, and taught
  The tongue not made for speech to speak thy praise.   --Milton.
  2. Oratorical or expressive delivery, including the graces of intonation, gesture, etc.; style or manner of speaking or reading in public; as, clear, impressive elocution. “The elocution of a reader.”
  3. Suitable and impressive writing or style; eloquent diction. [Obs.]
     To express these thoughts with elocution.   --Dryden.
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  elocution
       n : an expert manner of speaking involving control of voice and
           gesture