1. A major road or highway designed and built for fast-moving traffic with high speed limits and limited access points
The new high-speed road connects the two major cities.
A nova estrada de alta velocidade conecta as duas cidades principais.
2. In European context, often refers to motorways or expressways with controlled access and modern infrastructure
High-speed roads in Europe meet strict safety standards.
As estradas de alta velocidade na Europa cumprem rigorosos padrões de segurança.