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286页（241字）
比喻主动向别人请教，例张先生虽位居高职，然对于不了解之处，都能移樽就教去请问专门人员。
In spite of Mr．Zhang being in a senior post，he never hesitates to go to an expert and ask him for his advice when he does not understand something．