n.

1. （罗马皇帝，罗马教宗的）敕答书
2. 重写的东西；副本
3. 法令；布告

n.

1. an official edict or announcement.
2. (in ancient Rome) an emperor's written reply to an appeal for guidance, especially on a legal point.
3. the Pope's decision on a question of Roman Catholic doctrine or papal law.