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
What you say makes no sense.
你说的话毫无道理。
He was out of his mind with grief.
他伤心得精神错乱了。
He waited until the volcano became quiet and he was able to return two days later.
他等到火山平静下来，两天以后又返回去。