Concrete Wall

• 混凝土工事

Concrete Wall的用法和样例：

例句

1. The concrete walls are reinforced with steel rods.
   混凝土墙是用钢筋加固的。
2. A concrete wall is built to stop silt from leaking to the conservation land.
   一道水泥墙修筑起来，用以防止泥沙流进保留地。