原文: Ecce panis angelorum I. The performers have to choose one of the two Contra parts. a different Contra, if you like.
译文: 匿名. 无伴奏合唱. 神圣的,序列赞歌,圣体圣事的歌曲. 语. Latin. 从特伦特稿件tr89转录. bottom two parts in the score. , the lower being defined "Contra alter Ad placitum".