Intervalvular
[医] 瓣膜间的
🗣️ 情景例句
From childhood.
在我小的时候。
Not really, I'm afraid. We were delayed taking off, and we encountered a lot of bad weather.
不太好，我们起飞延误了，还遭遇了恶劣的气候。
I'm not sure we have that much on hand.
我没把握现在的量有没有那么多。