Silfrax
碳化硅高级耐火材料
🗣️ 情景例句
That's very nice of you.
你真是太好了。
Honours change manners.
荣誉能改变人的礼貌。
Yes. It sounded like a train that was going under my house.
是的。这响声听起来像是一列火车在从我的房子下面驶过。