blowhole

美 [ˈbloʊˌhoʊl]
英 [ˈbləʊˌhəʊl]
  • n.(鲸头顶的)呼吸孔;(供海豹等呼吸的)冰窟窿
  • 网络气孔;喷水孔;气泡
复数:blowholes  
blowhole
n.
1.
(鲸头顶的)呼吸孔a hole in the top of a whale's head through which it breathes
2.
(供海豹等呼吸的)冰窟窿a hole in a large area of ice, through which seals , etc. breathe

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