blastocyst

英语单词 B 开头 英语单词

n.胚泡；胚囊

网络解释.胚泡；胚胞；囊胚泡；囊胚

双语例句

1. 1 . Shortly after implantation the blastocyst wall, the trophoblast, consists of two layers of cells.
植入之后不久,胚囊的壁, 即滋养细胞含有两层细胞.
来自辞典例句