Valvulitis
n. 心瓣炎\\n[医] 瓣炎; 心瓣炎
🗣️ 情景例句
then you've got to smile first.
你就得先笑一笑。
I didn't realize the time had passed so quickly.
我没有认识到时间这样快速过去了。
I find young people exciting.They have an air of freedom,
我觉得年轻人令人振奋，无拘无束。