The real recognition of the Bishop of Rome as sort of the Pope, in the way we think of it, that actually develops in the Middle Ages.

真正把罗马主教视为类似于教皇这样的角色的，根据我们的了解，是在中世纪出现的。

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Hans Kueng, a distinguished Catholic theologian and former close friend of the Pope, has accused Benedict and his peers of spiritually still living in the Middle Ages, while Cardinal Carlo Maria Martini, an Italian biblical scholar who died recently, wrote on his deathbed that the Catholic Church still needed radical reform and was "200 years behind the times".

BBC: Vatican II: Pope Benedict's unfinished business