Cementite
n. 碳化铁\\n[化] 渗碳体; 碳化铁体
🗣️ 情景例句
How is he, Philip?
他怎样了 ，Philip？
I'm sorry, sir. I didn't mean it.
对不起，老兄，我并没有恶意。
They devise hundreds of competitions which will enable us to win huge sums of money.
他们设计数以百计的竞赛，竞赛中有人可赢得巨额奖金。