amoeba [əˈmibə]

例句:

• The amoeba is a very simple organism.
  变形虫是很简单的生物体.
  
• An amoeba forms a cyst when conditions are unfavourable.
  当环境不利时,变形虫产生包囊.
  
• The amoeba, a denizen of fresh water, is such a case.
  变形虫, 一种淡水生物, 就是这种情况.
  
• The four-billion-year odyssey from amoeba to Man.
  来自A. C. Clarke
• Health officials say federal or local governments have few tools to combat the amoeba.
  来自CNN
• Under weightless conditions even a slowly lifted glass of water was apt to project an amoeba-like mass of fluid onto the face.
  来自SA