Fluoroalkylpolysiloxane
氟烷基聚硅氧烷
🗣️ 情景例句
Here are ten letters that express my feelings for you.
这里有十个字母可以表达我对你的感情。
Can I stop over on the way?
我在中途可以停吗？
What's the meaning of this?
这是什么意思？