Rivotite
碳酸铜锑矿
🗣️ 情景例句
Let's go into the kitchen,
我们到厨房去，
This is our common desire.
这是我们的共同愿望。
Yes, I remember. You were not here yesterday. What was wrong? Were you ill?
是的，我记得。你昨天没有来。怎么啦？你病了吗？