Deuterogene
后成岩
🗣️ 情景例句
What kind of business do you run?
你在经营一家什么样的公司？
I think you probably know China has adopted a flexible policy in her foreign trade.
我想你也许已经了解到中国在对外贸易中采取了灵活的政策。
We must call the doctor.
我们得去请医生。