Planorbis
[医] 扁卷螺属
🗣️ 情景例句
What's the book about?
这些书写什么？
This country is localed on the continent of Africa.
这个国家位于非洲大陆。
I meant to tell you yesterday, but you were not in your office.
我原想昨天告诉你的，但你没在办公室。