basement retaining wall

例句：

1. 1.The basement retaining wall was constructed to support the weight of the building.
   地下室承重墙被建造来支撑建筑的重量。
2. 2.The construction crew carefully removed the old basement retaining wall and replaced it with a new one.
   施工队小心地拆除了旧的地下室承重墙，并换上了新的。
3. 3.The engineer used this wall as a reference point for designing the new basement.
   工程师用这个墙作为设计新地下室的参考点。