That xx mv意思
"XX MV" is an acronym that stands for "XX Music Video." The "XX" is typically replaced with the name of the artist or band, or sometimes the title of the song. For example, "BTS MV" would refer to a music video by the South Korean boy band BTS, while "Dynamite MV" would specifically refer to the music video for their song "Dynamite."
In the context of online discussions, social media, or fan communities, "XX MV" is often used to share, discuss, or promote music videos, or to express excitement or appreciation for a particular video or artist.