Carionecrosis
骨疽性坏死
🗣️ 情景例句
Have you gotten over your cold?
你感冒好了吗？
There have been a lot of changes here in the last 20 years.
在这20年里这里有很多变化。
All we have to do is sign the contract.
剩下的只要签订个契约就行了。