Tractus Laus tibi Christe [Analecta Hymnica 49, 169; Corpus Troporum II, 18, 1, 14th-15th Century]-Letizia Butterin - 腾讯音乐娱乐-千万正版音乐海量无损曲库新歌热歌天天畅听的高品质音乐平台！