Pyrites
n. 硫化铁矿类
📖 牛津释义
pyrites
n[U]
mineral that is a sulphide of iron (iron pyrites) or copper and iron (copper pyrites) 硫化矿类（黄铁矿或黄铜矿）.
🗣️ 情景例句
You've been a very helpful.
你帮了大忙。
What sort of guarantee do you offer on your product?
你们提供什么样的产品保证呢？
Yes, that's right! Where did you see it?
对，没错！你在哪见过吗？