Clast
n. [地]碎屑（岩）
🗣️ 情景例句
I have an announcement to make.
我要宣布一件事。
They called us just as we were having dinner.
当我们正在吃晚饭，他们就打电话给了我们。
Is it behind her chair?
在她的椅子后面吗？