a base person

Investigation is the base of criminal procedure and the crucial link of collecting evidence and arraigning a person for a crime. It has a great significance to manage criminal cases.

刑事侦查是刑事诉讼的基础，是收集证据和确定指控对象的关键环节，对刑事案件的终局处理意义十分重大。

For a time, special chairs were developed to enable the thigh to be angled downwards, and usually had a feature to block the knees, stopping the person sliding off the angled seat base.

过去曾研发出一种特殊椅子，能让大腿的角度向下倾，而且通常带有阻挡膝盖的设计，阻止座位上的人顺着倾斜角度往下滑。

The Alexamenos Graffito shows a figure hanging from a cross with a man at the base looking up. Text, in Greek, says "Alexamenos worships his god." What stops this being a standard image of the crucifixion is that the person on the cross has the head of a donkey.

亚历克门罗涂鸦画的是一个人在低处向上看着挂在十字架上的人，涂鸦下方用希腊文注释“亚厉克门罗崇拜上帝”。不过它和标准的基督受难像没有半毛钱关系，因为十字架上的人是个驴头。

His behaviour makes me think he is a base person.

他这么一来,我就觉得他是个小人了.