cetacean [sɪˈteʃən]

例句:

• An extraordinary effort , but this is no ordinary cetacean.
  这项工作异常艰巨, 因为这是一头非同寻常的鲸鱼.
  
• The sperm whale is believe to dive deeper than any other cetacean.
  人们相信,抹香鲸比其他鲸类动物潜得更深.
  
• Impossible, cetacean and larynx is very narrow.
  不可能, 鲸鱼的咽喉非常狭小.
  
• I am not aware of any cetacean that has but perhaps you could surprise me.
  来自SA
• Japan's Institute of Cetacean Research announced that it had stopped work temporarily because it was too difficult to refuel.
  来自THETIMES