Ejemplos monolingües (no verificados por la redacción de PONS)

inglés
Other reforms included nationalization of key industries such as petroleum, land, and the railroads.
en.wikipedia.org
Key industries in the park include integrated circuits, optoelectronics, green energy, and biotechnology.
en.wikipedia.org
Policies to promote exports and fortify key industries consistently outpolled efforts to restrict imports.
www.theatlantic.com

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