Nonsulphide
a. (矿物)不含硫化物的
🗣️ 情景例句
Yes. Here they are.
带来了， 在这里 。
The doctor said it's just a mild cold, There's nothing to worry about.
医生说只是有点凉，不需要担心。
How long has Kate been at her school?
凯特进校学习有多长时间了？