Carburizing flame
[化] 碳化焰
🧩 词语组成解析
[机] 渗碳
🗣️ 情景例句
I ofter go shopping during National Day holiday.
我经常是在国庆节购物。
He admitted his guilt to the police.
他向警方承认犯罪。
So there were many people in the doctor's waiting room.
所以医生的候诊室里有很多人。