Blastoderm
n. 胚盤\\n[醫] 胚盤, 胚層
??? 情景例句
Many foreign friends used chopsticks when they visited China.
許多的外國朋友在訪問中國的時候都使用筷子。
Never deter till tomorrow that which you can do today.
今日事須今日畢，切勿拖延到明天。
Oh, hello, Bill. Yes, this is Ann's mother.
噢，你好，比爾。對，我就是安的母親。