O'befirne's valves
[医] 奥贝恩氏瓣(直肠结肠襞,直肠括约肌)
🧩 词语组成解析
n. 阀门；真空管；瓣膜（valve的复数）
🗣️ 情景例句
Yes, it is. Come up.
是的 是我。请上来
I'll let you keep the book for the time being, but I'll want it back next week.
这本书我暂时借给你，吵过下星期我就要跟你要回来。
What's your name?
你叫什么名字？