鱼骨

例句：

1. 1. The fisherman found alarge bone in the river.
   渔夫在河里发现了一个大骨头。
2. 2. Theold man was sitting onthe ground with his back againsta tree, holding a bone inhis hand.
   老人坐在地上，背靠着一棵树，手里拿着一根骨头。
3. 3. The dog was barking at the bone that was lyingon the ground.
   狗在对着地上的骨头叫。