area filling

例句：

1. 1. The construction crew used a variety of area fillings to reinforce the foundation.
   施工队使用了各种区域填充物来加固地基。
2. 2.The area filling was designed to prevent water seepage during construction.
   该区域填充物设计用于在建设期间防止水渗漏。
3. 3. The engineer recommended using a high-quality area filling for the project's foundation.
   工程师建议使用高质量的区域填充物来加固该项目的基础。