柴笼

例句：

1. 1. The old man is busy making his own cages for the birds.
   老人正忙着为鸟儿制作自己的笼子。
2. 2. The children were playing in their cages, happily singing songs.
   孩子们在笼子里快乐地唱歌。
3. 3. The farmer carefully built a sturdy cage for his chickens to protect them from predators.
   农民小心地为他的鸡建造了一个坚固的笼子，以保护它们免受捕食者的伤害。