blastula

 
['blæstʃələ]     ['blæstʃələ]    
  • n. 胞胚;囊胚
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囊胚
胞胚
blastular blastulation blastulas
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blastula的英文翻译是什么意思,词典释义与在线翻译:

英英释义

Noun:
  1. 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

blastula的用法和样例:

例句

用作名词 (n.)
  1. The cells of the blastula, called blastomeres, also each receive a full diploid set of chromosomes.
    这些囊胚细胞,称卵裂球,每个细胞都有一套二倍体染色体组。
  2. Cleavage produces a blastula, a sheet of cells rounded into a sphere that in most species surrounds a cavity.
    卵裂产生一个囊胚,形成的细胞壁球形排列形成一个空腔。
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