The string appears to be a specific filename format used by GateAnime , a prominent Arabic-language website for streaming and downloading anime.
: 1080fhd-mp4 specifies that the video is in Full High Definition (1080p) resolution and is an MP4 file, which is a standard format for high-quality video playback. Content Overview: Blue Lock Episode 4 (Arabic Dub) gateanime-com-bl-04-ardub-1080fhd-mp4
بوابة الأنمي GateAnime - تحميل و مشاهدة الأنمي مترجم و مدبلج The string appears to be a specific filename