: The resolution of the video (1280 x 720 pixels), often referred to as Standard HD.
: The name of a popular website known for hosting pirated movies and media content. world4ufree-loans-lanka-hevc720p-mkv
This string appears to be a specific for a digital media download, likely a film titled "Loans Lanka" (or similar) hosted on the "world4ufree" platform. Based on the naming convention, : The resolution of the video (1280 x