Calloy
铜镍硅合金
🗣️ 情景例句
You'll have to come and see us soon.
你一定要再来看我们。
Thank you very much.
非常感谢。
Well, it's getting late. I must be off now. Nice to meet you.
好啦，时间不早了。我得走了。见到你很高兴。