Englishfor English speakers
infrastructure
Noun
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A place's infrastructure is the basic public works such as roads, electricity & water supply, and schools, that allow it to function.
The construction of the BAM railway will provide an infrastructure for exports to Japan and the US.
The new bridge will be one of Europe's largest ever infrastructure projects.
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The infrastructure is the basic ideas and systems that support an organisation or a project.
The hardware-software system provides an infrastructure for messaging applications across the company.
in
Preposition
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Used to show that something is inside something else.
The cat is in the box.
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Used to show that someone is at home, or is available.
Is John in?
The Doctor is now in.
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Used to show movement towards the inside.
The rain came in through the window.
London
Proper noun
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The capital city of England and the national capital of United Kingdom of Great Britain and Northern Ireland.