Violarite
紫硫镍矿
🗣️ 情景例句
You are coming along well.
你进展得很好。
May I ask you a question?
我能问你个问题吗？
If he had not broken his tooth, he would not be in hospital now.
如果他没有把牙齿弄坏，现在就不在医院了。