Left atrioventricular valve
左心房室瓣，左房室瓣，二尖瓣
🧩 词语组成解析
left
[lɛft]
adj. 左边的，左侧的;左派的;
n. 左，左面;[军]左翼;左派，激进分子;
adv. 向左;在左边;
v. 离开( leave的过去式和过去分词);
a. 房室的\\n[医] 房室的
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
He never married because
他不结婚是因为
I think it's going to snow all day.
我认为整天将会下雪。
Then a police inspector arrived with a constable and she told them of her discovery of the ransacked flat.
过了一会儿，一位巡官带着一名警察来了。她向他们讲述了发现公寓遭劫的经过。