plainsong g单声圣歌
Gregorian Plainsong格里高利素歌
Plainsong Winery百利生葡萄酒
Plainsong Mass素歌弥撒
Plainsong and Medieval Music单声圣歌和中世纪音乐
The Plainsong Psalter素歌诗篇集
N（名词） the style of unison unaccompanied vocal music used in the medieval Church, esp in Gregorian chant 单声圣歌 (Also called plainchant)