Ectdermal blastomere
[医] 外胚层裂球
🧩 词语组成解析
[医] [分]裂球
🗣️ 情景例句
I'm sorry, I spoke out of turn.
对不起，我说错话了。
I asked him to buy it for me, but he wouldn't.
我请他帮我买，但是他不肯。
My boss answered the telephone.
办公室，是我的老板接的。