placental_单词placental_placental的解释和用法

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英语单词分类轻松记单词

placental

placental基本解释

adj.胎盘的；胎座的

n.有胎盘哺乳动物

placental反义词

aplacental无胎盘的

placental同义词

eutherian[动]真哺乳亚纲的(动物...

placental相关例句

用作形容词(adj.)

All mammals except monotremes and marsupials are placental mammals.
除了单孔类动物和有袋动物之外所有的哺乳动物都是有胎盘的哺乳动物。
Capsule included in calyx, septicidal, valves separating from wide placental axis.
蒴果内藏于花萼，室间开裂，裂爿从宽分开胎盘的轴。

用作名词(n.)

Sloths and their relatives branched off from all other placental mammals about 100 million years ago.
树懒及其亲缘大约在一亿年前与其它的胎盘哺乳动物分道扬镳。

placental英英释义

Noun:

mammals having a placenta; all mammals except monotremes and marsupials

Adjective:

pertaining to or having or occurring by means of a placenta;
"all mammals except monotremes and marsupials are placental mammals"

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