基本解释adj.后哺乳下纲的;后兽亚纲的同根派生 metatherian相关词英汉例句Luo Z., Ji Q, Wible J., Yuan C.2003.An Early Cretaceous Tribosphenic Mammal and Metatherian Evolution. Science 302 1934-1940. 李传夔;王元青;胡耀明;孟津.;2003metatherian更多例句