Placental

[plə'sɛntl]

解釋/意思:

(noun.) mammals having a placenta; all mammals except monotremes and marsupials.

(adj.) pertaining to or having or occurring by means of a placenta; 'all mammals except monotremes and marsupials are placental mammals' .

手打:苏珊--From WordNet

解釋/意思:

(a.) Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.

(a.) Of or pertaining to the Placentalia.

(n.) One of the Placentalia.

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