bottlehead

例句：

1. 1. The bottleheads are a common sight in the park.
   公园里常见的是瓶子脑袋。
2. 2. He was so frustrated that he couldn't even look at the bottlehead anymore.
   他如此沮丧以至于连看瓶子脑袋都不愿意了。
3. 3. The bottleheads were a symbol of the town's prosperity.
   瓶子脑袋是这个城镇繁荣的象征。