Ferrocobalt
钴铁
🗣️ 情景例句
Now, let me explain one point to you.
现在，让我就这一点进行说明。
He already has a phonograph,but he doesn't have a radio yet.
他已经有一架留声机，但是他还没有收音机。
Often, we help them with the harvest.
我们经常帮助他们收割。