The Money-Saving Dam Builders

21/04/2025 5 min

Listen "The Money-Saving Dam Builders"

Episode Synopsis

To keep water in a river, people build walls. These walls are called dams. Dams can also keep water out of rivers.人們建築水壩來控制河流的水位。水壩就像一道牆,把河水擋住。有時候水壩的功能是讓雨水不要進入河流。Click HERE for the full transcript!