```html
手机外婆版 - 广告轮播
< img src="https://via.placeholder.com/600x200.png?text=广告1" alt="广告1" class="adImage">
< img src="https://via.placeholder.com/600x200.png?text=广告2" alt="广告2" class="adImage">
< img src="https://via.placeholder.com/600x200.png?text=广告3" alt="广告3" class="adImage">
```