Translation of cascabel

I will usually use the most usual sense of the term, and not the more sophisticated ones and I think you will understand what I wanted to say. In any case we should review all words every two days or so.
How is the weather in Hamburg? We have 15 degrees and some sunshine here in the south. I have some remarks on your mail. If you write again and if you wish, I can correct your spelling mistakes.
Three years ago I was with my friends in South Korea whom I met in my English class in Washington. Then I was in America for another three years, one in Oklahoma and two in Alabama.