extinction [ɪkˈstɪŋkʃən]

例句:

• 30 percent of reptiles, birds, and fish are currently threatened with extinction.
  目前，30%的爬行动物、鸟类和鱼类面临灭绝的危险。
  
• It is too late to halt the sixth extinction.
  来自SA
• Discover more about Earth's major extinction events below.
  来自BBC
• The extinction seems to have only affected marine life.
  来自BBC
• The centuries-old ritual seems headed for extinction.
  延续了几个世纪的仪式似乎要面临消亡。
  
• The island's way of life is doomed to extinction.
  这个岛上的生活方式注定要消失.