防坡堤

例句：

1. 1. The engineers designed the new dam to prevent floods.
   工程师们设计了新的大坝以防止洪水。
2. 2. The construction of the embankment is essential for preventing soil erosion.
   修建挡土墙对于防止土壤侵蚀至关重要。
3. 3. The river was diverted to create a more effective flood control system.
   河流被改道以创建更有效的洪水控制系统。