Cchd
[医][=cyanotic congenital heart disease]紫绀型先天性心脏病
🗣️ 情景例句
Half that time in my own construction company.
一半时间是在我自己的建筑公司。
Which one is more difficult?
哪一个是比较难的？
I'm sorry to have bothered you.
对不起，打扰你了。