blastulas

 
['bl?st??l?]     ['bl?st??l?]    
  • n. 胞胚;囊胚
blastular blastulation blastulas
new

blastula的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

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的用法和樣例:

例句

用作名詞 (n.)
  1. The cells of the blastula, called blastomeres, also each receive a full diploid set of chromosomes.
    這些囊胚細胞,稱(chēng)卵裂球,每個(gè)細胞都有一套二倍體染色體組。
  2. Cleavage produces a blastula, a sheet of cells rounded into a sphere that in most species surrounds a cavity.
    卵裂產(chǎn)生一個(gè)囊胚,形成的細胞壁球形排列形成一個(gè)空腔。

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