Karidium
氟化钠
🗣️ 情景例句
Is unable to express himself clearly.
不能很好地表达自己。
He that goes a borrowing,goes a sorrowing.
向人借债是自寻烦恼。
I hid in a farmer's cart which was taking vegetables into the castle.
我藏在一个农民的车子里，车子正往城里送菜。