portable digital audio player
/ˈpɔːtəbəl ˈdɪdʒɪtəl ˈɔːdɪˌəʊ ˈpleɪə/
n
English · portable digital audio player中文 · 便携式数字音频播放器Español · audio player portátil digitalFrançais · baladeur numérique
意味：Portable player for digital music files.