Bergblau
碳酸铜矿
🗣️ 情景例句
The signs of the city never fail to impress the foreign tourists.
外国游客无一不对该城市留有深刻的印象。
I would like to call a carpenter to come this afternoon.
我要叫一个木匠今天下午来。
We're really going to need it.
我们真的一定要定到。