To judge people by their social standing or wealth; to treat people with snobbish contempt or disdain.
他总是狗眼看人，对穿着朴素的人就不屑一顾，而对衣着光鲜的人则笑脸相迎。
He always judges people by their appearance and wealth, looking down on those dressed simply while fawning over those who are well-dressed.
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