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placental SimpleWikiWiktionaryGoogle検索CollinsCambridgeLongmanLongman英和Learners 【 25820 】 【意味】 "[形容詞] pertaining to or having or occurring by means of a placenta [例] all mammals except monotremes and marsupials are placental mammals [例] The placental mammals are the most successful. [例] The placental barrier is a physical barrier between the mother and the fetus. [例] She was told that she had placental abruption. [意味] 胎盤の, 胎盤性の, 哺乳類の, 有胎盤類の ; [反意語] aplacental ; [類似語] transplacental ; [派生] placenta, placental mammal, eutherian, eutherian mammal ; [同義語群] 01830946-a [名詞] mammals having a placenta; all mammals except monotremes and marsupials [例] The placental is a mammal. [例] They are placental mammals. [意味] 有胎盤類, 有胎盤哺乳類, 哺乳類, 胎盤哺乳類, 哺乳動物, 哺乳類のよう, 哺乳類動物, 哺乳類の動物 ; [同義語] placental mammal, eutherian, eutherian mammal ; [上位語] mammalian, mammal ; [下位語] das, doe, livestock, rodent, farm animal, pangolin, aquatic mammal, cow ; [同義語群] 01886756-n"