Calciothorite
钙钍石
🗣️ 情景例句
I'm off today.
我今天休假。
To carry a tray of food
用盘子端食物
On the other hand, I felt sad that I wasn't able to tell my grandparents that we were safe.
另一方面，我为不能告诉我的祖父母我们十分安全而感到难过。