1. involving or affecting a large number of people, things, or a wide area; conducted on a big or extensive basis
The company launched a large-scale marketing campaign across the country.
A empresa lançou uma campanha de marketing em larga escala em todo o país.
2. made or drawn to a size that allows for considerable detail and clarity
The architect presented large-scale models of the building design.
O arquiteto apresentou modelos em larga escala do projeto do edifício.