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
You look very familiar. Have we been introduced before?
你看起来很面熟，我们以前互相介绍认识过吗？
How long is the ticket valid?
这车票有效期多久？
If a citizen's complaint is justified, the Ombudsman will act on his behalf.
如果公民的意见正确，司法特派员便为他伸张正义。