Aortic valve
主动脉瓣
🧩 词语组成解析
a. 主动脉的\\n[医] 主动脉的
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
No news is good news.
没消息就是好消息。
The bough that bears most, hangs lowest.
枝头结果越多，垂得越低。
Although being early may mean wasting a little time, this will be less than if you miss the train and have to wait an hour or more for the next one;
虽然早到可能意味着浪费一点时间，但这比误了火车等上一个多小时坐下班车浪费的时间要少，