Ferrous disulfide
[化] 二硫化铁
🧩 词语组成解析
(=disulphide) n.二硫化物
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
He is showing off his brand-new car.
他正在炫耀新出品的汽车。
It's a pencil-box.
一只铅笔盒