translate English to French: The city's primary trade fair and exhibition space, Fiera Rho Pero, is just 12.5 km away and it's easily reachable from the underground station Piazza Duomo.
Le principal centre des expositions de la ville, Fiera Rho Pero, n'est qu'à 12,5 km et il est facilement accessible de la station de métro Piazza Duomo.