Cawed
v. Carbon-Arc Welding 碳弧焊( caw的过去式和过去分词 )
🗣️ 情景例句
I major in English and minor in French.
我主修英语，副修法语。
He's concentrating on learning English.
他集中精力学英语。
Why? What happened?
为什么？发生什么事了？