“凿岩机”怎么读

“凿岩机”的英语可以翻译为：ock drill，hammer drill，quarrying machine，widowmaker，charge ...

这台凿岩机能钻透岩石.This drill can bore through rock.凿岩机是煤炭采掘不可缺少的工具.The rock drill is indispensable for digging coal mines.这种新式旋转凿岩机实际上是通过粉碎坚硬的岩石来开凿.The new rotary hammer virtually smashes its way through hard materials....