"MP3 player"的定义和意义

What is an "MP3 player"?

An MP3 player is a portable device designed to play digital music files, specifically those in the MP3 format. It stores audio files and allows users to listen to music through headphones or speakers. The player typically features controls for navigating playlists, adjusting volume, and selecting tracks. MP3 players are used for personal music enjoyment and can often store a large number of songs in a compact format.