Pfo
[医][=patent foramen ovale(cordis)]卵园孔未闭（心脏）
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
A living dog is better than a dead lion.
一条活狗胜过一头死狮。
I just got an answer about the stock we have on hand.
我刚刚接获通知我们现有库存量。