vent /ˈvɛnt/
 排氣口,出口,通風孔,發泄(vt.)發泄,排出,給…開孔


 Vent n.  Sale; opportunity to sell; market.  [Obs.]
    There is no vent for any commodity but of wool.   --Sir W. Temple.


 Vent, v. t. To sell; to vend.  [Obs.]
    Therefore did those nations vent such spice.   --Sir W. Raleigh.


 Vent, n.  A baiting place; an inn.  [Obs.]


 Vent, v. i.  To snuff; to breathe or puff out; to snort.  [Obs.]


 Vent n.
 1. A small aperture; a hole or passage for air or any fluid to escape; as, the vent of a cask; the vent of a mold; a volcanic vent.
    Look, how thy wounds do bleed at many vents.   --Shak.
 Long 't was doubtful, both so closely pent,
 Which first should issue from the narrow vent.   --Pope.
 2. Specifically: --
 (a) Zool. The anal opening of certain invertebrates and fishes; also, the external cloacal opening of reptiles, birds, amphibians, and many fishes.
 (b) Gun. The opening at the breech of a firearm, through which fire is communicated to the powder of the charge; touchhole.
 (c) Steam Boilers Sectional area of the passage for gases divided by the length of the same passage in feet.
 3. Fig.: Opportunity of escape or passage from confinement or privacy; outlet.
 4. Emission; escape; passage to notice or expression; publication; utterance.
    Without the vent of words.   --Milton.
    Thou didst make tolerable vent of thy travel.   --Shak.
 To give vent to, to suffer to escape; to let out; to pour forth; as, to give vent to anger.
 To take vent, to escape; to be made public. [R.]
 Vent feather Zool., one of the anal, or crissal, feathers of a bird.
 Vent field Gun., a flat raised surface around a vent.
 Vent piece. Gun. (a) A bush.  See 4th Bush, n., 2. (b) A breech block.


 Vent, v. t. [imp. & p. p. Vented; p. pr. & vb. n. Venting.]
 1. To let out at a vent, or small aperture; to give passage or outlet to.
 2. To suffer to escape from confinement; to let out; to utter; to pour forth; as, to vent passion or complaint.
    The queen of heaven did thus her fury vent.   --Dryden.
 3. To utter; to report; to publish.  [Obs.]
    By mixing somewhat true to vent more lies.   --Milton.
    Thou hast framed and vented very curious orations.   --Barrow.
 4. To scent, as a hound.  [Obs.]
 5. To furnish with a vent; to make a vent in; as, to vent. a mold.

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 vent
      n 1: a hole for the escape of gas or air [syn: venthole, vent-hole,
            blowhole]
      2: external opening of urinary or genital system of a lower
         vertebrate
      3: a fissure in the earth's crust (or in the surface of some
         other planet) through which molten lava and gases erupt
         [syn: volcano]
      4: a slit in a garment (as in the back seam of a jacket)
      5: activity that releases or expresses creative energy or
         emotion; "she had no other outlet for her feelings"; "he
         gave vent to his anger" [syn: release, outlet]
      v 1: give expression or utterance to; "She vented her anger";
           "The graduates gave vent to cheers" [syn: ventilate, {give
           vent]
      2: expose to cool or cold air so as to cool or freshen; "air
         the old winter clothes"; "air out the smoke-filled rooms"
         [syn: ventilate, air out, air]