ven·ti·la·tion /ˌvɛntḷˈeʃən/
 通風,空氣流通,公開討論


 ventilation
 自( 行 )通風; 自冷


 ventilation
 通風


 Ven·ti·la·tion n.
 1. The act of ventilating, or the state of being ventilated; the art or process of replacing foul air by that which is pure, in any inclosed place, as a house, a church, a mine, etc.; free exposure to air.
    Insuring, for the laboring man, better ventilation.   --F. W. Robertson.
 2. The act of refrigerating, or cooling; refrigeration; as, ventilation of the blood.  [Obs.]
 3. The act of fanning, or winnowing, for the purpose of separating chaff and dust from the grain.
 4. The act of sifting, and bringing out to view or examination; free discussion; public exposure.
    The ventilation of these points diffused them to the knowledge of the world.   --Bp. Hall.
 5. The act of giving vent or expression.  “Ventilation of his thoughts.”

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 ventilation
      n 1: the act of supplying fresh air and getting rid of foul air
           [syn: airing]
      2: a mechanical system in a building that provides fresh air;
         "she was continually adjusting the ventilation" [syn: {ventilation
         system, ventilating system]
      3: free and open discussion of (or debate on) some question of
         public interest; "such a proposal deserves thorough public
         discussion" [syn: public discussion]
      4: the bodily process of inhalation and exhalation; the process
         of taking in oxygen from inhaled air and releasing carbon
         dioxide by exhalation [syn: breathing, {external
         respiration, respiration]