基本解释n.栋古(在扎伊尔；东经 28º32' 北纬 3º40')同根派生 Dungu相关词英汉例句Degeneration Causes and Recovering Countermeasure of Good Traits of a Millet'Dungu 吨谷一号优良种性退化原因及恢复对策Dungu更多例句