ore

This train carries raw iron ore from the remote mine to the massive steel mill.

(Chinese) 这列火车将原始铁矿石从偏远矿山运往大型钢厂。

Miners use heavy machinery to crush the ore before extracting the precious gold inside.

(Chinese) 矿工在提取其中珍贵的黄金之前，先用重型机械压碎矿石。