Ball's valve
[医] 鲍尔氏瓣, 莫尔加尼氏瓣
🧩 词语组成解析
valve
[vælv]
n. 阀;真空管;（管乐器的）活栓;（心脏的）瓣膜;
vt. 装阀于;以活门调节;
🗣️ 情景例句
No, thank you. It's too late. I really have to go.
不，谢谢。太晚了，我真的该走了。
Are you Peter Smith?
你是彼得·史密斯吗？
That's a terrific idea!
真是好主意！