breaker core

例句：

1. 1. The engineer designed a breaker core that could withstand high pressures.
   工程师设计了一种能够承受高压的破岩心。
2. 2.The drilling company used a special breaker core to drill through the hardest rock.
   这家钻探公司使用了一种特殊的破岩心来钻穿最硬的岩石。
3. 3.The breaker core was crucial in the successful completion of the mining operation.
   破岩心在成功完成采矿作业中起到了关键作用。