Translation of groseramente

There were no lights on the highway and hardly any cars, but quiet a few motorcycles and funnily pedestrians walking on the emergency lane. There was a tropical atmosphere in the air, I liked it.
Completely different education and lifestyle make us incapable of putting ourselves into their situation. Sometimes we regard certain acts or certain laws as barbaric while we ignore the surroundings.
Eating in that Sushi place was fan as everybody was greeted loudly whenever entering the restaurant. The quality of the Sushi was not the best, it was a fast food place, but we really enjoyed it.