资料来源 : pyDict

木钵,水槽,马槽

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Trough \Trough\, n. (Meteor.)
   The transverse section of a cyclonic area where the
   barometric pressure, neither rising nor falling, has reached
   its lowest point.

Trough \Trough\, n. [OE. trough, trogh, AS. trog, troh; akin to
   D., G., & Icel. trog, Sw. tr[*a]g, Dan. trug; probably
   originally meaning, made of wood, and akin to E. tree. ? &
   241. See {Tree}, and cf. {Trug}.]
   1. A long, hollow vessel, generally for holding water or
      other liquid, especially one formed by excavating a log
      longitudinally on one side; a long tray; also, a wooden
      channel for conveying water, as to a mill wheel.

   2. Any channel, receptacle, or depression, of a long and
      narrow shape; as, trough between two ridges, etc.

   {Trough gutter} (Arch.), a rectangular or V-shaped gutter,
      usually hung below the eaves of a house.

   {Trough of the sea}, the depression between two waves.

资料来源 : WordNet®

trough
     n 1: a narrow depression (as in the earth or between ocean waves
          or in the ocean bed)
     2: a channel along the eaves or on the roof; collects and
        carries away rainwater [syn: {gutter}]
     3: a concave shape with an open top [syn: {bowl}]
     4: a treasury for government funds [syn: {public treasury}, {till}]
     5: a long narrow shallow receptacle
     6: a container (usually in a barn or stable) from which cattle
        or horses feed [syn: {manger}]