Silfrax
碳化硅高级耐火材料
🗣️ 情景例句
What do you think of the terms of payment?
关于付款条件你们有什么意见？
It's a beautiful country with many large lakes.
这个国家很美，它有很多湖泊。
In the meantime, the lorry driver had to sweep up hundreds of broken bottles.
在这段时间里，卡车司机不得不清扫那几百只破瓶子。