Valvulae miralis
[医] 二尖瓣
🧩 词语组成解析
[医] 瓣, 瓣膜
🗣️ 情景例句
As a matter of fact,
事实上，
Flowers make no difference to a room.
一个房间里有没有鲜花并没有很大的差别。
When I boarded the train, I could not help noticing that a great many local people got on as well.
上车后，我不禁注意到许多当地人也上了车。