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
Honey, I'm scared to death.
亲爱的 我害怕得要命。
It seems he's weak.
看起来他好像很虚弱。
it is now possible not only to locate a shoal but to tell if it is herring, cod, or other well-known fish, by the pattern of its echo.
不仅能够确定鱼群的位置，而且可以根据鱼群回声的特点分辨出是鲱鱼、鳕鱼，这是人们所熟悉的其他鱼。