Our clients expect our industry to provide economic and safe means of delivery underground infrastructure in the future.

我们的客户们希望本行业能在将来提供既经济又安全的方式，建设地下基础设施。

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Gibson says it's not cheap to build all of the pipes and pumps for a district cooling system, but it saves money in the long run, especially if existing underground infrastructure can be used.

吉布森说，建立一个区域的冷却系统，所有的管道和泵站并不便宜，但从长远来看，它可以节省钱，特别是当现有的地下基础设施可以被利用的话。

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In countries that industrialised long ago, much of the infrastructure is old and creaky. The London Underground opened in 1863, and you can tell.

老牌工业化国家的基础设施都比较老旧，伦敦在1863年就有了地铁，设备老化可想而知。

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The Dvoinoye project is progressing, with 52% of the underground development complete and surface infrastructure 45% finished.

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The company has been in South Africa for about 10 years and is beginning surface infrastructure for the underground mine.

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It would be as disastrous for the London Underground to separate management between infrastructure and operations as it has been on the heavy-rail network.

ECONOMIST: Language barriers