Wathlingite
镁硬石膏
🗣️ 情景例句
I agree. Aren't you hungry?
我想是的。你饿了吗？
So-so.
一般般啦！
As the floods had put the telephone out of order, we could not find out how they were managing.
由于洪水造成了电话中断，我们无法了解他们情况。