Vatican encyclicals are the most authoritative form of papal teaching.

通谕是导的最权威的。

The letter, or encyclical, calls on the rich to change their lifestyle, blaming human for the destruction of the earth.

这份通谕呼吁富人改变其生活，并指责人类造成地球被毁坏。

Pope Francis released his third encyclical on Sunday, a document entitled 'Fratelli tutti'(All Brothers).

济各(Pope Francis)周日发布了他的第三道通谕，名为《诸位兄弟》(Fratelli tutti)。

The encyclical entitled for Fratelli tutti or Brethren all calls for a better kind of politics removed from populism. David Willey reports from Rome.

通谕题为“兄弟”，呼吁建立一种脱离民粹主义的更好的政治。请大卫·维利在罗马的报道。