Djerfischerite
陨碱铜硫镍铁
🗣️ 情景例句
I have spent the last five years working specifically in this field.
过去五年我专门在这个领域里工作。
It's a quiet city.
这是一个安静的城市。
Then they brushed ink onto the characters.
接着，把墨汁刷在字上。