This is the 3452nd most frequent Catalan word.
ferrocarrils
Railways.
Here, 'ferrocarrils' refers to the concept of railways as a transportation system.
Els ferrocarrils són una manera eficient de viatjar.
Railways are an efficient way to travel.
In this context, 'ferrocarrils' refers to railways in the historical or societal sense.
La història dels ferrocarrils és fascinant.
The history of railways is fascinating.
Here, 'ferrocarrils' is used to mention a company operating the railway services.