contractor's all risks

例句：

1. 1.The contractor was responsible for the entire construction project.
   承包商负责整个建设项目。
2. 2. All risks associated with the project were covered by the contract.
   与项目相关的所有风险都由合同覆盖。
3. 3. The contractor must assume all risks and losses incurred during the project.
   承包商必须承担项目期间产生的所有风险和损失。