* "Olá Brasil!" This is the most common and direct translation. It's a friendly and informal greeting.
* "Oi Brasil!" This is a more casual and relaxed greeting, often used between friends or in informal settings.
* "Bom dia Brasil!" (Good morning Brazil) This is more formal and appropriate for the morning hours.
* "Boa tarde Brasil!" (Good afternoon Brazil) This is also formal and appropriate for the afternoon.
* "Boa noite Brasil!" (Good evening Brazil) This is formal and appropriate for the evening.
The best choice depends on the situation and the tone you want to convey.