出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第282页（220字）
形容自作聪明，不知求教，只想教人，例凡人一旦稍有成就便容易骄矜自满，好为人师，自以为了不起。
When a person has made some achievements，he often becomes presumptuous and self-important and begins to talk down to others