1. The remote, sparsely settled interior regions of Australia, characterized by arid or semi-arid landscape
They drove deep into the outback to explore the desert landscape.
Eles dirigiram para o interior do sertão para explorar a paisagem desértica.
2. Any remote, undeveloped, or sparsely populated inland region
The outback of the country is home to indigenous communities.
O sertão do país é lar de comunidades indígenas.