translate more of 'Before you Get Started'

translations/README-ptbr.md

@@ -455,13 +455,13 @@ Eu fiz um website mobile-first para que eu pudesse rever no meu celular, tablet,
 
 Faça o seu próprio grátis:
 
-- [Flashcards site repo](https://github.com/jwasham/computer-science-flash-cards)
-- [My flash cards database (old - 1200 cards)](https://github.com/jwasham/computer-science-flash-cards/blob/master/cards-jwasham.db): 
-- [My flash cards database (new - 1800 cards)](https://github.com/jwasham/computer-science-flash-cards/blob/master/cards-jwasham-extreme.db):
+- [Flashcards repositório](https://github.com/jwasham/computer-science-flash-cards)
+- [Minha base de dados flashcards (antigo - 1200 cartões)](https://github.com/jwasham/computer-science-flash-cards/blob/master/cards-jwasham.db): 
+- [Minha base de dados flashcards (novo - 1800 cartões)](https://github.com/jwasham/computer-science-flash-cards/blob/master/cards-jwasham-extreme.db):
 
 Keep in mind I went overboard and have cards covering everything from assembly language and Python trivia to machine learning and statistics. It's way too much for what's required by Google.
 
-**Note on flashcards:** The first time you recognize you know the answer, don't mark it as known. You have to see the
+**Nota:** The first time you recognize you know the answer, don't mark it as known. You have to see the
 same card and answer it several times correctly before you really know it. Repetition will put that knowledge deeper in
 your brain.