contracting earth

例句：

1. 1. The company has signed a contract with the government for the construction of the new highway.
   该公司已与政府签订建设新高速公路的合同。
2. 2. The contracting earth is being used to level the land for the construction project.
   正在使用合同地来平整土地以进行建设项目。
3. 3. The contracting earth was delivered to the site on time, which helped to speed up the construction process.
   合同地按时送达现场，这有助于加快施工进程。