n.  笼子

v.  把（动物）关在笼中

• caged  a. 关在笼子中的

• a birdcage  鸟笼

• But when the mice were well-fed, they stayed in areas of the cage that were considered “safe”. 待在笼子的区域范围内

• The dogs are caged (up) at night.

  晚上狗被关进笼里。

• He paced the room like a caged animal.

  他像笼中的动物一样在房间里踱来踱去。