Sintercorundum
烧结金刚砂
🗣️ 情景例句
Keep this information confidential, other companies would kill to get their hands on this.
这些资料可要保密，其他公司千方百计想得到它。
I had lunch with a friend of mine.
我和我的一个朋友一块吃了午饭。
We can't handle these price increase of yours.
我们没办法接受你们提高价钱。