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
They'll just make him sad.
那些只会让他悲伤。
Have you taken a bus?
你坐过汽车吗？
Yes, I'm looking at them right now.
收到了，现在正在看。