manhole dog

例句：

1. 1.The manhole dog was a real character in the story.
   这个地洞狗是故事中一个真正的角色。
2. 2. He found the manhole dog and brought it home with him.
   他找到了那个地洞狗，把它带回家了。
3. 3. The manhole dog was a symbol of hope for the children.
   那个地洞狗是孩子们希望的象征。