Amniotic navel
[医] 羊膜脐
🧩 词语组成解析
a. 羊膜的\\n[医] 羊膜的
navel
['neivəl]
n. 脐，肚脐;中央，中心;
🗣️ 情景例句
Thanks. Thanks a lot. Good-bye.
谢谢。非常感谢。再见。
When it started raining, I was reading books.
当开始下雨的时候，我再看书。
When did they live there?
他们什么时候住在那儿？