Nonsulphide
a. (矿物)不含硫化物的
🗣️ 情景例句
He couldn't teach such dull children.
他教不了这么笨的孩子。
Eat to please thyself, but dress to please others.
吃是使自己受用，穿是使别人受用。
No. Two visitors have just arrived and I want to give them something nice to eat.
不是。我家刚来了两位客人，我想煮些好吃的招待他们。