了望塔

例句：

1. 1. Thetower is a popular spot for tourists totake in the city's view.
   这个瞭望塔是游客们欣赏城市景色的热门地点。
2. 2. The tower has beenused as a communication hub since it wasbuilt.
   这座瞭望塔自建成以来一直用作通信枢纽。
3. 3. The tower provides aunique vantage point for birdwatchers.
   瞭望塔为观鸟者提供了一个独特的观察点。