submerged embankment

例句：

1. 1.The floodwaters submerged the entire embankment.
   洪水淹没了整个堤坝。
2. 2. The engineers had to design a new submerged embankment to withstand the rising sea levels.
   工程师们不得不设计一个新的淹没堤坝来抵御日益升高的海平面。
3. 3. The submerged embankment was constructed using reinforced concrete.
   这个淹没堤坝是用钢筋混凝土建造的。