Fluorosilicate
氟硅酸盐
🗣️ 情景例句
Here you are.
给你。
Internet is number one!
国际互联网真是顶呱呱！
No! But the children are not alone. There are some animals on the island.
没有！但岛上并非只有孩子们。岛上还有一些动物。