Periostomedullitis
[医] 骨膜骨髓炎, 全骨炎
🗣️ 情景例句
Was it serious?
病得很重吗？
We invited two guests to dinner,but they didn't come.
我们邀请了2个客人去吃晚饭，但是他们没来。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。