Amniotic umbilicus
[医] 羊膜脐
🧩 词语组成解析
a. 羊膜的\\n[医] 羊膜的
n. 脐, 中心\\n[医] 脐
🗣️ 情景例句
Dad often works late,
爸爸老是工作到很晚，
He received full credit for his studies at a previous school.
他在一所先前的学校取得了所有课程的学分。
One of the first things Annie did was to teach me how to play.
安妮首先要做的事情之一，就是教我如何耍。