He just appears. But when it calls him a "tax collector," it doesn't necessarily mean that he was the one who owned the right for that whole area.

他突然出现，但书中称他“税吏“,并不一定是说,他负责那块地区收税工作。

耶鲁公开课 - 新约课程节选

All the time, and you know, this is, I mean this area of town is,

任何时候都这样，我是说，

美国贫富差距？ - SpeakingMax英语口语达人