Islam is one of the great world religions.

教是世界上几大宗教之一。

Islam's most sacred shrine is at Mecca in Saudi Arabia.

教最神圣的圣地在沙特阿拉伯的麦加。

He professed Islam.

他教。

But most of their adherents belong to the Zaydi sect, a normally quietist branch of Shia Islam that is unique to Yemen and which most Sunnis regard as quaintly schismatic.

但是大多数教徒都是属于扎迪派的，扎迪派是教什叶派的一个分支，纪律严明，主张清静无为，而也门的逊尼派教徒则大不相同，他们被认为乖张古怪，纷争不断。