Amniotic isthmus
[医] 羊膜峡
🧩 词语组成解析
a. 羊膜的\\n[医] 羊膜的
isthmus
['isməs, 'isθməs]
n. 地峡;
🗣️ 情景例句
Our tow truck's being repaired.
我们的拖车正在修理呢。
I don't know whether it will rain or not.
我不知道是否将下雨。
One man had a head wound and was in pain.
有一个人头部受了伤，非常痛苦。