短語(yǔ)詞組短語(yǔ)the steiner postman problem steiner 郵路問(wèn)題The e Postman 郵遞員the wicked postman 惡郵差The Giant Postman 巨人郵遞員The Chinese Postman Problem 中國(guó)郵遞員問(wèn)題The Jolly Postman 快樂(lè)郵遞員;快樂(lè)的郵差The Good Postman 好郵差The Postman Fights Back 巡城馬;巡馬城watch for the postman 等候郵遞員來(lái) 返回 the postman