from the horse mouth meaning in English
（指劝告，情报等）来自直接参与者的，从可靠的人那里获得
Examples
- Journalism ! all these articles that do not originate from the horses mouth are subject to incorrect information and romantic notions of the writer
新闻嘛！所有这些不是来自笨蛋口中的文章，是依据于不实消息和作者本人的空想。