Neusilber
铜镍锌合金
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
That's fine. What time do I have to be at the airport?
好的。我应该几时到达机场？
There is nothing secretive about the Ombudsman's work for his correspondence is open to public inspection.
司法特派员的工作没有什么秘密可言，他的信件是公开的，供公众监督。