堰

例句：

1. 1. The river flows through a series of dams to power the city.
   这条河流流经一系列水坝来为城市提供动力。
2. 2. The dam is a marvel of engineering that controls the flow of water.
   这个水坝是工程奇迹，控制着水流。
3. 3. The flood caused by the dam failure was a major disaster.
   由于大坝崩溃引起的洪水是一场重大灾难。