Heister's valve
[医] 海斯特氏瓣(胆囊颈螺旋瓣)
🧩 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
This the rich part of town.
这里是小镇的富人区。
Times have changed.
此一时也，彼一时也。
No, she didn't hurt herself. She was all right.
没有，她没有摔伤。她没事。