基本解释异源三倍体同根派生 英汉例句Allotriploid Hybrids Obtained from Interspecific Hybridization between Chinese Cabbage and Cabbage and the Preliminary Research on Reproductive Characters 大白菜与结球甘蓝杂交获得异源三倍体及其生殖特性的研究Allotriploid hybrids 异源三倍体杂交种