1. The downspouts on the house need to be cleaned out regularly to prevent clogs.
房子上的雨水管道需要定期清理，以防止堵塞。

2. Make sure the downspouts are securely attached to the gutters to avoid any leaks.
确保雨水管道牢固地连接在檐槽上，以避免任何漏水。

3. The downspouts should direct water away from the foundation of the house to prevent flooding.
雨水管道应将水流远离房屋的基础，以防止水灾。

4. It is important to extend the downspouts away from the house to prevent water damage.
将雨水管道延伸到远离房屋的位置是非常重要的，以防止水灾。

5. We need to repair the downspouts before the next rainstorm hits.
我们需要在下一场暴风雨来临之前修理雨水管道。

6. Downspouts come in different materials such as aluminum, copper, and PVC.
雨水管道有不同的材质，如铝、铜和PVC。