This is likely a part of a downloaded episode or season of the science-fiction comedy-drama created by Seth MacFarlane. Because high-quality video files are large, they are often "split" into multiple smaller RAR parts (part01, part02, etc.) to make them easier to upload or store on file-sharing sites.
If you found this in a "story" or archive context, it is the 7th piece of a larger set. To access the actual "story" (the video or document inside), you generally need all parts (e.g., parts 01 through 10) saved in the same folder. Opening the first part with a program like WinRAR or 7-Zip will automatically combine them to reveal the full file. Orville.part07.rar
Files with .rar extensions from unknown sources can sometimes contain malware. If you didn't download this from a trusted official source, be cautious before extracting it. This is likely a part of a downloaded
In the context of the name, this most commonly refers to: To access the actual "story" (the video or