Febrite
费布赖特镍铬铁耐热合金
🗣️ 情景例句
Something wrong?
有什么不对劲吗？
Could you tell me some more about your market analysis?
请你多告诉我一些你们的市场分析好吗？
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。