Osteoperiostitis
骨膜炎
🗣️ 情景例句
Do you think they're open?
你们说现在还开门吗？
We've gone over quite a lot. Shall we take a break?
我们已进行很久了，让我们休息一下好吗？
I can't understand why he is being so selfish. He isn't usually like that.
我不明白他此刻怎么这么自私。他平时不这样。