DICT.TW Dictionary Taiwan

 ox·bow /ˈɑksˌbo/
 U字形彎曲;牛軛U字形部份

 Ox·bow n. A frame of wood, bent into the shape of the letter U, and embracing an ox's neck as a kind of collar, the upper ends passing through the bar of the yoke; also, anything so shaped, as a bend in a river.
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 oxbow
      n 1: the land inside an oxbow bend in a river
      2: a U-shaped curve in a stream
      3: a wooden framework bent in the shape of a U; its upper ends
         are attached to the horizontal yoke and the loop goes
         around the neck of an ox