单传dānchuán 1.几代相传都只有一个儿子{patrilineal line of descent with just one son in each generation}: 三世～。{three successive paternal generations, each having one descendant son only} 2.〈旧时old〉指一个师傅所传授,不杂有别的流派。{pass on a skill from a single master to apprentices without influence from other schools}