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69页（227字）
指同一立场、利害一致的人说话做事都互相维护，例你千万不可听信他所说的话，他跟那家伙是一鼻孔出气、互相庇护的伙伴。
Don’t believe what he says；he and his buddie are cheek by jowl with each other and they even try to cover each other up．