Steam engines were originally designed to pump water out of the pits and railways to move coal around them.
蒸汽机早期用于矿井和铁路抽水来转移其周围的煤矿。
2
They toiled in the copper pits of southern Kazakhstan or in the coal mines of Vorkuta in the far north of the USSR, far away from civilization and even further away from home.
他们在哈萨克斯坦南部的铜矿或者是在苏联背面佛库塔煤窑里做苦力，远离文明，更远离家乡。
3
To expand, it plans to buy foreign mines and import more coal: it has set aside $1.2 billion for an overseas shopping trip, which may include pits in America, Australia and Indonesia.