Nymphomaniacvoli2013720pbrriphindidubdual-audiox264mkv-h264_720p_vegamoviesmp4 (Fresh)

: These are "containers." While the name lists both, it indicates the file is likely an MKV (which supports multiple audio tracks) renamed or converted for compatibility.

: Filenames ending in .mp4 or .mkv that are actually .exe or other executable formats are a common way to spread viruses. : These are "containers

: The title and release year of the film directed by Lars von Trier. : These are "containers

: Short for "Blu-ray Rip." This means the file was encoded from a retail Blu-ray disc that had already been compressed once (usually from a BDRip). : These are "containers