Iecnum
铜镍合金
🗣️ 情景例句
We're having a small to-do, and I'd really be happy if you come.
我们打算热闹一下，我真心的希望你能赏光。
I really must be going now.
现在我真的该告辞了。
The editor over looked a print error.
这位编辑漏掉了一个印刷错误。