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1. Oxford American Dictionary

   trough

   • IPA[trôf]

   美式

   • n.
     a long, narrow open container for animals to eat or drink out of；a long, narrow, open container for growing plants or mixing chemicals.

   • noun: trough, plural noun: troughs

2. • 釋義
   • 片語

   n.

   名詞

   • 1. a long, narrow open container for animals to eat or drink out of a water trough 同義詞 manger, feeding container, feed box, feeder, fodder rack, ... 更多crib
   • ▪ a long, narrow, open container for growing plants or mixing chemicals.
   • ▪ a channel used to convey a liquid. 同義詞 channel, conduit, trench, ditch, gully, ... 更多drain, culvert, cut, flume, gutter, furrow, groove, depression
   • ▪ a long hollow in the earth's surface a vast glacial trough
   • ▪ an elongated region of low atmospheric pressure.
   • ▪ a hollow between two wave crests in the sea.
   • ▪ a region around the minimum on a curve of variation of a quantity.
   • ▪ a point of low activity, achievement, or satisfaction learning a language is a series of peaks and troughs

   片語

   • have one's snout in the trough