eu·the·ri·an /jʊˈθɪriən/
eu·the·ri·an /-ɪən/ 形容詞 名詞
真哺乳亞綱的(動物)
eutherian
adj : of or relating to or belonging to the subclass Eutheria;
"eutherian mammals"
n : mammals having a placenta; all mammals except monotremes and
marsupials [syn: placental, placental mammal, eutherian
mammal]