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
but just right for us.
但正好够我们住。
It is a sad house where the hen crows louder than the cock.
母鸡司晨家不兴。
This will relieve pressure on the trains to some extent.
这将在某种程度上减轻对火车的压力。