Usages of o centro
Ao sair do hotel, a guia recomendou um passeio curto pelo centro da cidade.
When leaving the hotel, the guide recommended a short outing through the city center.
Na sexta-feira, eu vou ao centro depois do trabalho.
On Friday, I am going downtown after work.
Meu cunhado vai me dar carona até o centro depois do almoço.
My brother-in-law is going to give me a ride downtown after lunch.
Elon.io is an online learning platform
We have an entire course teaching Portuguese grammar and vocabulary.