Karstification
n. [地]喀斯特(或岩溶)作用
🗣️ 情景例句
but I wanted this weekend to be special for you.
但我希望这个周末对你来说很特别。
To have a discussion with the committee
在委员会讨论
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。