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
And the price is right.
而且价格也合适。
I only regret that I have but one life to give for my country.
我抱憾的是，只有一次生命能献给祖国。
The man who, in old age, can see his life in this way,
上了年纪的人这样看待生命，