Their utilization is also accomplished over-ground and underground just like the metropolitan railway itself.

蚂蚁在地上和地下完成他们的使命，如同大城市里的铁路一样。

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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.

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。

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The first line was the partially underground Metropolitan Railway line which opened in 1863, and is now a part of the more expansive London underground system.

开通于1863年的伦敦市地下铁路是伦敦地铁的前身。这一段开通于那个年代的地铁已经成为了正在日益扩张的伦敦地铁系统的一部分。

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The carriage was withdrawn from service in 1905 when the Metropolitan Railway was electrified.

BBC: Revamp for 'oldest' Tube carriage

Next January it will be 150 years since the first ever London Underground railway operated on the Metropolitan Railway between Paddington and Farringdon.

BBC: London Underground celebrations to mark 150 years

The guests were shown the plush red velvet interior of the 1892 carriage, Metropolitan Railway Jubilee Carriage No 353, which is the oldest operational Tube carriage.

BBC: Queen and Catherine visit Baker Street Tube station