bastard granite

例句：

1. 1. This bastard granite is incredibly hard and durable.
   这块混血花岗岩极其坚硬且耐久。
2. 2.The construction crew used bastard granite to build the new bridge.
   建筑队使用混血花岗岩建造了新桥。
3. 3.The bastard granite was so expensive that it made the project unfeasible.
   这种混血花岗岩非常昂贵，使得项目变得不可行。