Questions & Answers about Tra le due foto, preferisco la seconda.
Tra means between or among. In this sentence, tra le due foto means between the two photos / out of the two photos.
With exactly two things, English usually prefers between, and Italian commonly uses tra (or fra) in the same kind of situation.
So:
- tra le due foto = between the two photos
- tra amici = among friends
In this sentence, tra introduces the set you are choosing from.