private siding contract

例句：

1. 1.The company signed a private siding contract with the local builder to construct the new office building.
   该公司与当地建筑商签订了一份私人墙壁合同，以建造新的办公楼。
2. 2. The contractor had to negotiate the terms of the private siding contract with the homeowner.
   承包商不得不与房主协商私人墙壁合同的条款。
3. 3. The agreement was based on the private siding contract, which stipulated that the materials wouldbe delivered within a certain time frame.
   该协议基于私人墙壁合同，该合同规定材料将在特定时间内交付。