Over steel and iron beds they roll, the ground sown with slag and cinders and purple ore.
Over steel and iron beds they roll, the ground sown with slag and cinders and purple ore.
它们在钢铁路基上滚动，地上洒着矿渣、炉渣和紫色矿石。
Over steel and iron beds they roll, the ground sown with slag and cinders and purple ore.
它们在钢铁路基上滚动，地上洒着矿渣、炉渣和紫色矿石。