the principal church of a diocese, with which the bishop is officially associated 主教座堂,教区总教堂 [in names]St Paul's Cathedral. 圣保罗主教座堂。
语源
Middle English (as an adjective, the noun being short for cathedral church 'the church which contains the bishop's throne'): from late Latin cathedralis, from Latin cathedra 'seat', from Greek kathedra