Marcasite
n. 白铁矿\\n[化] 白铁矿
📖 牛津释义
marcasite
n[C, U]
(piece of a) type of crystallized mineral, used as jewellery 白铁矿, 白铁矿石（用作饰物）
[attrib 作定语]
a marcasite ring, ie a ring with a marcasite set into it 白铁矿石戒指.
🗣️ 情景例句
We'll have a chance to talk to them later.
我们以后还有机会跟他们谈。
Remember me to your father-in-law please.
请替我问候你的岳父。
For our purposes, we are concerned only with one kind of cost----
就我们的目的而言，我们只关心一种费用-