embankment surrounded region

例句：

1. 1.The embankment is constructed to protect the river from flooding.
   堤岸被建造来保护河流免受洪水侵袭。
2. 2. The engineers are working on the embankment to ensure its stability.
   工程师们正在对堤岸进行工作，以确保其稳定性。
3. 3.The embankment is being reinforced with steel plates to prevent collapse.
   正在用钢板加固堤岸以防止坍塌。