bullhorn [ˈbʊlhɔ:rn]

例句:

• The bullhorn acacia has serious competition.
  牛角相思树面临着严峻的挑战.
  
• The bullhorn acacia is not a tree of the dark windless depths of the tropical rain - forest.
  牛角相思树不喜欢在阴暗不透风茂密的热带林区中生长.
  
• Hill could hear Rescorla issuing orders through the bullhorn.
  来自NEWYORKER
• Bryant loomed, high in his famous tower with his bullhorn.
  来自WSJ
• Mr. Johnson set his bullhorn on a pile of tiles and delivered the grim news.
  来自WSJ