Copperas
n. 绿矾\\n[化] 绿矾; 水绿矾; 皂矾(天然结晶硫酸亚铁)
🗣️ 情景例句
Good. Thank you. I'll be right down.
好，谢谢你。我马上下来。
His apology didn't seem sincere.
他的道歉看起来不是真诚的。
Yes, you need to get some underwater plants.
是的，你还需要弄一些水下植物。