1. 教皇通谕：encyclic 通告 | encyclical 教皇通谕 | encyclopaedia 百科全书
2. 回状：empyrean-最高天 | encyclical-回状 | evangelist-福音伝導者
3. 通谕的：encyclic 传阅 | encyclical 通谕的 | encyclical 传阅的
1. 教皇通谕
An encyclical is an official letter written by the Pope and sent to all Roman Catholic bishops, usually in order to make a statement about the official teachings of the Church.
noun
1. a letter from the pope sent to all Roman Catholic bishops throughout the world
Synonym: encyclical letter
adj
1. intended for wide distribution
e.g. an encyclical letter