gnaw a bone

• 啃骨头

gnaw a bone的用法和样例：

例句

1. The dog gnawed away on the bone.
   狗一股劲地啃骨头。
2. With a beer in his hand and his two pugs by his side, Rick Schapira looked as happy as a dog with a bone.
   夏皮拉手上拿著一罐啤酒，身旁有两只哈巴狗作伴，他看来和正在啃骨头的狗狗一样自得其乐。