俚语：From the horse's mouth/听到确实的消息

　　定义：directly from the original source直接从原始来源处获得

　　例句：The truth is that Mr. Peabody is resigning as chairman, and I heard that from the horse's mouth, Mr. Peabody himself.彼博第先生辞去主席的职位，我是从他本人那得到的消息。