甚至有些波斯统治者在掌权期间，花了很多精力试图消灭他们。
There were even Persian rulers who spent much of their careers trying to exterminate the Scythians .
当时凯撒是波斯的统治者。
Caesar was then ruler of persia .
古波斯省市的统治者。
A governor of a province in ancient Persia .
波斯统治者