damp-proofing ground floor

例句：

1. 1. The builders used a special material to ensure the walls were properly damp-proofed.
   建筑工人使用了一种特殊的材料，以确保墙壁得到了适当的防潮处理。
2. 2. The new floor is now completely waterproof and will not allow any moisture to penetrate.
   新地板现在完全防水，不会让任何水分渗透。
3. 3. The engineers are conducting tests to ensure that all areas of the building are properly damp-proofed.
   工程师们正在进行测试，以确保建筑的所有区域都得到了适当的防潮处理。