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单词 blastodermic vessicle
释义
blastodermic vessicle
(extremely rare)
n

WORD FAMILY
blastodermic vessicle
n the blastula of a placental mammal in which some differentiation of cells has occurred
Syn|Hyper
blastocyst
blastosphere, blastula
early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs
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英语词典包含147318条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

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更新时间:2026/6/8 23:16:12