Translation of chagrin in German

The place was really modern and the food was excellent. We later found out that the restaurant belonged to a chain with the same name and was present all over the country and pretty popular.
Hey. You are online! Pollution means that the air is filthy and that it is hard to breathe. I'm getting much better at German, so please correct me when I am wrong in my language. You're English is actually great.
These are very nice birds. What kind of birds are these? I have a little cat and she is so cute, I just love him. I hope that you have a nice week. Here the weather is very good, a lot of sun.