红衣主教们聚集在梵蒂冈举行秘密会议选举新教皇。

The cardinals gathered in the Vatican for a ___conclave to elect the new pope.

红衣主教们在西斯廷教堂举行秘密会议选举新教皇。

The cardinals gathered in the Sistine Chapel for the ___conclave to elect a new pope.