mod·u·la·tion /ˌmɑʤəˈleʃən/
 調音,調節,抑揚


 mod·u·la·tion /ˌmɑʤəˈleʃən/ 名詞



 modulation
 調變;調制


 modulation
 寬( 頻 )帶調頻 WBFM


 modulation
 調變


 Mod·u·la·tion n.
 1. The act of modulating, or the state of being modulated; as, the modulation of the voice.
 2. Sound modulated; melody. [R.]
 3. Mus. A change of key, whether transient, or until the music becomes established in the new key; a shifting of the tonality of a piece, so that the harmonies all center upon a new keynote or tonic; the art of transition out of the original key into one nearly related, and so on, it may be, by successive changes, into a key quite remote. There are also sudden and unprepared modulations.

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 modulation
      n 1: a musical passage moving from one key to another [syn: transition]
      2: (electronics) the transmission of a signal by using it to
         vary a carrier wave; changing the carrier's amplitude or
         frequency or phase
      3: rise and fall of the voice pitch [syn: intonation, {pitch
         contour]
      4: a manner of speaking in which the loudness or pitch or tone
         of the voice is modified [syn: inflection]
      5: the act of modifying or adjusting according to due measure
         and proportion (as with regard to artistic effect)