Seismogenesis
地震成因
🗣️ 情景例句
When is check-out time?
什么时候必须结帐和离开宾馆？
It can happen to anyone.
这事可能发生在任何人身上。
I agree with you. We've got to do something about pollution. It's getting worse.
我同意你的看法。我们得对污染采取措施了。污染越来越严重了。