At that time, local craftsmen first built an iron forge just behind the village here, on the bend in the river.

那个时候，本地工匠在村后河转弯处首先建了一个铁炉。

That's where the furnace is and where all the metal was smelted and the tools were cast, as you'll be able to see.

铁炉就在这里，所有金属在这熔，工具也在这铸造，后面你可以看到。

But when he came to the bottom he saw firelight. It was the light of a furnace.

但是当他来到底部，却看到了火光。那是铁炉发出光亮。

At the steelworks near the German city of Salzgitter, ironmaking is a dramatic affair.

在德国萨尔茨吉特市附钢厂，铁是一项惊心动魄工作。

The steel mills and ironworks, the distinctive smokestacks rising above the shoreline.

钢铁厂和铁厂，那些标志性烟囱高耸于海岸线上。

Instead of a traditional gate Beamish Museum  welcomes you with a striking piece of industrial history, " Tiny Tim" a massive steam hammer  donated by the English Steel Corporation once used to shape metal at their Consett iron  works.

比米什博物馆没有采用传统大门，而是以一件引人注目工业历史展品“小蒂姆蒸汽锤”迎接游客。这台巨大蒸汽锤由英国钢铁公司捐赠，曾用于其康塞特铁厂金属成型工作。

And the idea is in terms of the Steps of technology, you need to understand how to smelt copper or to make bronze before you can go to iron, because iron making is more tricky than those other things.

在技术发展步骤方面，你需要先了解如何冶铜或制作青铜， 才能过渡到铁器制造，因为铁比这些其他技术要复杂得多。

Back in 2016, a Swedish steel company, Europe's  largest iron ore producer and an energy producer all came together to create HYBRIT, or  Hydrogen Breakthrough Ironmaking Technology.

早在 2016 年，一家瑞典钢铁公司、欧洲最大铁矿石生产商和一家能源生产商就联合起来创建了 HYBRIT，即氢突破铁技术。

Almost equally widespread was the art of iron working—one of the earliest and most picturesque of colonial industries.

——几乎同样普遍是铁工艺——最早也是最美丽殖民工业之一。

Virginia began iron working in the year that saw the introduction of slavery.

弗吉尼亚在奴隶制出现那一年开始铁。

Well, we've talked about everything from live - streaming to iron - making, from elderly care to overseas business.

嗯，我们已经讨论了从直播到铁，从老年护理到海外业务所有内容。

For a long time, one of the earliest African iron smelting sites was Tarugo, which was a NOC site.

很长一段时间以来，最早一处非洲铁遗址是塔鲁戈，这是一个诺克文化遗址。

But, so, iron smelting at 800 BC, what does it mean?

但是，公元前800年铁技术意味着什么？

In the past, carbon was mainly used as fuel and reducing agent in iron - making.

过去，碳主要用作铁燃料和还原剂。

But the making of iron is a sacred process.

但铁是一个神圣过程。

Since then, we know that there are definite areas of older iron smelting, particularly in Senegal, perhaps in Rwanda, areas where you're pushing perhaps above 800 BC.

从那时起， 我们知道有一些更早铁区域，特别是在塞内加尔， 也许在卢旺达，这些地区年代可能超过公元前800年。