Claystone
黏土石, 黏土岩
🗣️ 情景例句
Where are you going during Summer vacation?
暑假你打算去哪儿？
I stayed and did some extra work.
我留下加了一会儿班。
The tree was planted near the church fifty years ago, but it is only in recent years that it has gained an evil reputation.
该树是50年前栽在教堂附近的，但只是近几年才得到了一个坏名声。