Conichalcite
砷钙铜矿
🗣️ 情景例句
He says he'll get up at six tomorrow morning, but he'll never make it.
他说他明天早上要6点起床，但他是绝对做不到的。
His leg is wounded, Does it hurt?
他的腿受伤了，疼不疼？
My wife and I are walking along the banks of the river.
我和妻子沿河岸走着。