1、An embryonic cell from which a nerve cell develops
成神經(jīng)細(xì)胞發(fā)育成神經(jīng)細(xì)胞的胚胎細(xì)胞

2、A classic metaphor in biology pictures an embryonic cell at the top of a hill.
生物學(xué)里有一個經(jīng)典的比喻：胚胎細(xì)胞就像山頂上的石塊。

3、Unlike embryonic cell cells, cord blood cells do not involve the destruction of an embryo.
與采集胚胎細(xì)胞不同，采集臍血細(xì)胞不會破壞胚胎。