Newboldite
铁闪锌矿
🗣️ 情景例句
It was nice meeting you.
非常高兴遇见你。
We've increased our efficiency by 20% through automation.
通过自动化我们的效率增加了20%。
But why did white people want to catch Africans and put them in chains?
但是为什么白人要把非洲人抓起来，戴上镣铐呢？