I had a fresh slice of pitahaya for breakfast, and it was incredibly sweet and juicy.

pitahaya 是西班牙语借词，指"火龙果"或"仙人掌果"，特指某些仙人掌科植物结出的可食用果实。这个词源自西班牙语，在英语中常用来指代这种热带水果。