单词
blastula
英 ['blæstjʊlə] 美['blæstʃʊlə]
基本信息
英英释义 实用场景例句
  • n. [胚] 囊胚，囊胚泡

英英释意

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相关单词
blastula
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