Decidual umbilicus
[医] 蜕膜脐
🧩 词语组成解析
[医] 蜕膜的
n. 脐, 中心\\n[医] 脐
🗣️ 情景例句
but he usually managed to squeeze a Sunday in
但是他总会设法挤出星期天，
What are you playing?
你正在玩什么？
Good morning! What's your name, please?
早上好！请问你叫什么名字？