Amnionic vesicle
[医] 羊膜囊
🧩 词语组成解析
a. [动][解]羊膜的,有羊膜的
n. 囊, 泡, 水疱\\n[化] 小穴
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
Many drops makes a shower.
积少成多。
I've been here before.
我以前来过这里。