单词:placentals
(placental 的复数) a. (有)胎盘的, (有)胎座的
n. 有胎盘哺乳动物
n. 有胎盘哺乳动物
plural of placental
n. mammals having a placenta; all mammals except monotremes and marsupials
a. pertaining to or having or occurring by means of a placenta
n. mammals having a placenta; all mammals except monotremes and marsupials
a. pertaining to or having or occurring by means of a placenta