O'beirne's sphincter
[医] 奥贝恩氏括约肌(在结肠直肠连接部)
🧩 词语组成解析
n. 括约肌\\n[医] 括约肌
🗣️ 情景例句
I can't eat another bite.
我一口也吃不下去了！
Wow! I hate shots!
哇！我讨厌打针！
Is there any chance that we can substitute this for you?
这个可不可能使用代替品呢？