Salvadorite
多铜绿矾
🗣️ 情景例句
Why shouldn't you run for what, Mom?
为什么， 不该竞选什么， 妈妈？
If Grade A is not available, Grade B will do.
如果一等品无货，二等品也可以。
Now is as good a time as any.
就现在好了。