Poltal
波尔塔尔复杂铝合金
🗣️ 情景例句
Hey, what's going on?
嗨，怎么样？
Know something of everything and everything of something.
既要有一般常识，又要有专业知识。
No, I didn't. I didn't have his telephone number.
不，没有。我没有他的电话号码。