Carbite
金刚石
🗣️ 情景例句
African athletes are good at track and field events.
非洲选手擅长田径项目。
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。
Yes, it was. But it's much colder today.
是的，昨天冷。但是今天更冷。