cages

例句:

• Now they have special cages made to protect them from these monsters.
  现在他们有了特制的笼子,用来保护他们免受大鱼的侵袭.
  
• The birds smashed into the top of their cages in fright.
  鸟儿惊恐地冲过去，撞到了笼子顶上。
  
• I hate to see birds in cages.
  我不愿意看到鸟被关在笼子里。
  
• I have metal cages up to protect myself.
  来自THETIMES
• Seif's house had cages for his pet white tigers.
  来自NEWYORKER
• They used two cages for their experiment.
  来自SA