正气师 meaning in English

auror

Harry and ron utterly revolutionized the auror department , rowling said . they are now the experts
哈利和荣恩完全地改革了正气师局，罗林说，他们现在都是专家菁英。
As for his occupation , harry , along with ron , is working at the auror department at the ministry of magic . after all these years , harry is now the department head
关于职业方面，哈利和荣恩一起任职于魔法部的正气师局。经过了这几年后，哈利当了局长。