Usages of de madrugada
Ele trabalha de madrugada no hospital.
He works in the early hours at the hospital.
Chegámos a casa de madrugada.
We got home in the early hours.
Avisada a população, tivemos de evacuar a cidade de madrugada.
Once the population was warned, we had to evacuate the city at dawn.
Elon.io is an online learning platform
We have an entire course teaching Portuguese (Portugal) grammar and vocabulary.