concrete bed

• 混凝土基础

concrete bed的用法和样例：

例句

1. Wood-frame houses are commonly supported on concrete foundations.
   木框架房屋一般支承在混凝土基础上。
2. Throughout the world, concrete infrastructure reinforced with steel is waging a losing battle against corrosion.
   整个世界正在进行着钢筋混凝土基础设施腐蚀损失的斗争。