Ectoblast
n. 外胚层\\n[医] 外胚层, 外膜
🗣️ 情景例句
I didn't expect you to do such a good job.
没想到你做得这么好。
What time is the mail delivered on Saturday?
邮件在星期六什么时间被递送？
In some moods, Nature shares it.
在某种状态下，大自然也有这种魅力。