Neusilber
铜镍锌合金
🗣️ 情景例句
Do you have anything that must be claimed?
难道你没需要申报的东西吗？
My country is rich in natural resources.
我国自然资源丰富。
He said, Pauline is typing letters. She can't speak to you now!
他说：“波淋正在打信，她现在不能同你讲话！”