“Arab Empire”造句，怎麼用Arab Empire造句

Study on the Political Relations among the Sassanids Persia with Tang Dynasty and Arab Empire;

Conquest of Centra Asia by Arab Empire

The former is the hub connecting the East and the West, and the latter is the center of the Arab Empire. However, compared with Chang'an, the former is much smaller, and the two cities together are less than half of Chang'an.