16年后，也就是1884年，大都会铁路公司和大都会区铁路公司联手，在市中心开辟地铁服务。
Sixteen years later, in 1884, the Metropolitan Railway Company and the Metropolitan District Railway linked up and provided the underground service in the middle of the city.
1863年，“大都会铁路”的第一部分在帕丁顿开通，这项工程是维多利亚时代工程史上的奇迹，它不可思议地让蒸汽式机车在地下隧道里运行。
It was a miraculous feat of Victorian engineering when the first section of the "Metropolitan Railway" opened in Paddington in 1863 - using, incredibly, steam locomotives to travel the tunnels.
像道路、铁路、能源和水等一系列重要基础设施的缺乏，以及获取采矿执照的超长过程，都会使得的开采成本较以往高许多。
The lack of vital infrastructure such as roads, railways, power and water, and the ever-lengthening process of getting mining permits, will make the newer mines far more costly.
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