1·SMELTER: Some 3.8 million metric tons of lead are produced annually by separating it from mined ore using high heat.
熔炉：每年约有380万公吨的铅是通过高温加热矿石的方法分离制造出来的。
2·The Wugang manganese smelter is in one of China's major iron and steel centers. Manganese is often added to steel to increase its tensile strength.
武冈冶锰熔炉是中国大型钢铁中心之一，钢里往往加入锰以增强它的韧度。
3·It is like that a bubble of metal fusion liquor in a big smelter, jumps out and asks the Smith, "Make me into Moxie Sword."
这好比在大熔炉里的金属液体，突然有一个金属液的气泡，跑出来对铁匠说：“将我铸造成莫邢名剑吧。”