impeded drainage

例句：

1. 1. The construction of the new road hassignificantly impeded our daily commute.
   新路的建设极大地阻碍了我们的日常通勤。
2. 2. Therainwater was not able to drain properlydue to the blocked drainage system.
   由于堵塞的排水系统，雨水无法正常排放。
3. 3. Theengineers were working on a solution toimprove the blocked drainage in the area.
   工程师们正在努力解决该地区堵塞排水的问题。