Kupfernickel
红砷镍矿
🗣️ 情景例句
The bridge is about three hundred and eighty-five feet long.
桥长约三百八十五英尺。
I've definitely decided to go to California.
我毫无疑问决定了去加利福尼亚。
When you type a letter, the writing appears on a screen in front of you and is recorded onto a computer disk.
当你打一封信时，字迹出现在你前面的屏幕上并顾在电脑的磁盘里。