Acanthite
[机] 螺状硫银矿
🗣️ 情景例句
What are you talking about?
在说什么？
It's nothing. Don't mention it.
区区小事，何足挂齿。
I find young people exciting.They have an air of freedom,
我觉得年轻人令人振奋，无拘无束。