Translation of slang in Spanish

The first day in a new place is always a little strange. One has to get used to the new environment. I believe that the more someone tries to adapt the faster he gets used to new spots and new people.
That is why we sometimes misjudge different people with different faithes and creeds, despite the fact that we have only few ideas about their background and about their cultures. Thank you.
On the way we met a nice village girl which tried to sell us some souvenirs. We told her that we would not buy from her. Her English was excellent, and we did not believe that she was twelve years old.